1

12 years of all tweets

Image: Marten Bjork

If you were an active and public Twitter user between the years 2006 and 2017, guess what? Your words are preserved in the Library of Congress .

The platform’s first twelve years are contained in a digital collection meant as a historical record of a new communications channel. From 2018 onwards, the Library started acquiring only "particularly interesting" tweets.

2

Oddly specific movies, like "Shrek" or "Wall-E"

Image: Denise Jans

The Library preserves film culture through the National Film Registry and other collections.

Recent registry additions have included animated hits such as Shrek , while the Library’s preservation programs and official announcements explain why even mainstream animated features matter as cultural artifacts worth saving. The Registry also contains enduring classics such as Grease , Citizen Kane , and The Wizard of Oz .

3

Specific songs, like "Livin’ La Vida Loca"

Image: Bruno Guerrero

Music enters the Library’s life via the National Recording Registry and the Music Division. Ricky Martin’s "Livin’ La Vida Loca" is one of the recordings the Library has recognized for cultural impact; these entries help posterity understand what particular songs meant to listeners at the time.

Other anthems are also preserved in the collection, like Aretha Franklin’s " Respect " and Journey’s " Don’t Stop Believin. "

4

A moldy wedding cake

Image: gryzoon

A sliver of wedding cake from P.T. Barnum’s era spectacles survives in the Library of Congress’s Manuscript Division as a historical oddity. Donated in the 1950s, it now sits darkened with age and mold.

The cake came from the wedding of Charles Stratton, who was 25 years old and just 35 inches tall at the time. Stratton performed in Barnum’s shows under the name General Tom Thumb, delighting audiences with his song-and-dance routine.

5

A map of the Grand Canyon made of chocolate

Image: Steve Johnson

Yes, that is a real thing. The Geography and Map Division highlights a 1991 topographic map of the Grand Canyon molded in chocolate , made by the Chocolate Topographic Company.

6

What Lincoln was carrying when he died

Image: Engin Akyurt

The Library’s Treasures and related pages describe the modest, deeply human contents found on Abraham Lincoln after he was shot : a silk-lined wallet with newspaper clippings, a Confederate five-dollar bill kept as a curiosity, spectacles, a pocketknife, a handkerchief, and a watch fob, among other everyday items.

7

Locks of hair from Jefferson, Beethoven, and others

Image: benjamin lehman

Why not? The Library’s Manuscript and Music Divisions preserve numerous strands of hair attributed to notable figures : from presidents such as Thomas Jefferson to composers like Ludwig van Beethoven, as well as other cultural icons including Walt Whitman, Clara Barton, and George Washington!

8

Thomas Jefferson’s vanilla ice cream recipe

Image: Colin Fearing

Among Jefferson’s papers, which the Library and Monticello both reproduce and discuss, is his handwritten vanilla ice cream recipe : cream, egg yolks, sugar, and vanilla, frozen using ice and salt. A fundamental (and surprisingly delicious) document of history!

9

A precursor of the Monopoly Game (The Office Boy)

Image: Kathy Marsh

Monopoly’s genealogy includes several predecessors. Most famously, Elizabeth Magie’s 1904 The Landlord’s Game is the well-documented precursor.

Other commercial board games , such as Parker Brothers’ The Office Boy (an 1889 Horatio Alger–style career game), along with various moral and occupational boards, helped shape the emerging mass-market game industry that ultimately produced Monopoly .

1

Seattle Underground City

Did you know the remnants of Seattle's original streets are still accessible? Beneath the bustling streets of modern-day Seattle lies the Underground City , a network of subterranean passageways that formed the ground level in the 1800s.

By the end of the 19th century, after the Great Seattle Fire, it was decided to rebuild the city at a higher elevation to combat frequent flooding . So, these original streets, sidewalks, and storefronts were buried, and with it, much of their history.

Guided tours take people through tunnels and ladders and retell real and eerie stories about the history of the Underground City.

2

Luray Caverns

Image: Robert Thiemann

Have you ever heard of the underground Stalacpipe Organ ? Not only is it a one-of-a-kind interaction between keyboards and cavern stalactites, but it is also the largest musical instrument in the world, according to Guinness World Records.

This instrument lives in the Luray Caverns, Virginia. It consists of an electric console that taps on these ancient stalactites of varying sizes to produce musical tones. A subterranean wonder, these caverns are also known for their extraordinary size , housing towering stalactites and stalagmites, mirrored pools, and delicate drapery-like calcite formations.

3

The Underground Gardens of Baldassare Forestiere

Image: Adrian Botica

This stunning subterranean retreat was built entirely by hand. Tucked under the sun-scorched landscape of Fresno, California, lie the Underground Gardens of Baldassare Forestiere . They are the life’s work of Baldassare Forestiere, a Sicilian immigrant who started digging in the early 1900s to escape the Central Valley's oppressive heat.

Over 40 years, drawing inspiration from ancient Roman catacombs , Forestiere carved an elaborate network of underground rooms, passageways, grottoes, and courtyards that span 10 acres.

A unique masterpiece, the gardens are open with guided tours that lead guests through beautifully designed spaces featuring skylights, arches, and alcoves. This oasis also boasts an array of fruit trees, including citrus, figs, and olives.

4

Ruby Falls

Image: Goodfreephotos_com

Colorful and breathtaking, the Ruby Falls is a geological wonder located inside Lookout Mountain near Chattanooga, Tennessee.

Hidden over 1,000 feet below the mountain's surface, this waterfall cascades 145 feet into a pool , making it one of the tallest underground waterfalls open to the public.

Visitors enter the mountain and descend via elevator. Then, they walk through stunning cave formations such as stalactites, stalagmites, and flowstone. At the waterfall chamber, multicolored lights –powered by renewable energy– illuminate the falls. Lantern-lit tours are also offered as a chance to visit the marvel with a different charm.

5

The Catacombs of Green-Wood Cemetery

Image: Joy Ernst

Arched tunnels of tranquil, sacred vaults lie beneath the Green-Wood Cemetery in Brooklyn, New York. Built in the mid-19th century, these catacombs were designed as a prestigious resting place for the city’s elite , prominent families.

While the catacombs are typically closed to the public, special events are sometimes organized to welcome visitors, such as art expositions, guided history tours, and candlelit tours seasoned with live music and storytelling.

Outside, where the sun does reach, await the serene landscapes and remarkable monuments of the cemetery, which is itself a National Historic Landmark .

6

The Lost Sea

Image: Roberto Nickson

The largest underground lake in America is in Tennessee. Hidden within the Craighead Caverns in Sweetwater, this enormous body of water lies in a cave system filled with fascinating formations, such as stalactites, stalagmites, and rare anthodites, also known as "cave flowers."

A National Natural Landmark, this lake marvels scientists, who are yet unaware of the exact extension of its waters. Those who visit can embark on a boat ride called "The Lost Sea Adventure," first walking inside the cavern before reaching a boat to navigate these ethereal sights.

7

Mammoth Cave National Park

Image: Sherin Jacob

The Mammoth Cave National Park is home to the longest cave system in the world . Located in central Kentucky, it extends over 420 miles of explored passages and many more likely undiscovered. Enormous chambers, underground rivers, a labyrinth of tunnels, and gypsum crystal formations can all be found at this site.

The park has been declared a UNESCO World Heritage Site and an International Biosphere Reserve. It also includes over 52,000 acres of protected land on the surface, renowned for its lush forests and diverse wildlife.

8

Carlsbad Caverns National Park

Image: Cason Asher

A large bat colony lives in the Carlsbad Caverns National Park in New Mexico, but that’s not its only charm. The park boasts over 100 caves, with its centerpiece being the immense Carlsbad Cavern.

The cavern includes the Big Room, one of the largest underground chambers in North America, spanning 8.2 acres. Visitors can descend via an emblematic natural entrance or by elevator, dropping 750 feet underground. Stalactite formations like the Giant Dome, the Hall of the White Giant, and the Chandelier are some of the caves' breathtaking highlights.

9

Indian Echo Caverns

Image: Magda Ehlers

The Indian Echo Caverns, which have been open to the public since the early 1920s, are carved into the limestone of the Appalachian Mountains. Located near Hummelstown, Pennsylvania, this site gets its name from the echoes heard within the cavern’s chambers , which were once believed to be mystical by Native American people in the area.

Unique, immersive sections of the caverns have names like the "Crystal Palace," the "Echo Room," and the "Wedding Room," where, yes, real weddings are sometimes held!

10

Wind Cave National Park

Image: Francesco Ungaro

Wind Cave National Park, located in the Black Hills of South Dakota, is one of the world’s largest caves, but that’s not what it’s most famous for. One signature sight here is the boxwork formation , a rare lattice-like pattern formed by calcite deposits.

The cave system stretches for over 140 miles, though much of it remains unexplored. Popular tours take guests through captivating features like the "Ribbon Room" and the "Crystal Palace."

Why is Wind Cave called that? Mainly due to the "wind" phenomenon that occurs at its entrance. The cave's air pressure causes the entrance to draw in or expel air, depending on atmospheric conditions.

1

Mr. T

Image: Richard R

If you were watching TV in the 1980s, you knew Mr. T. Actor Laurence Tureaud rose to fame as B.A. Baracus in the hit TV series The A-Team and as boxer Clubber Lang in the 1982 film Rocky III .

In 2006, he starred in the TV Land reality show I Pity the Fool , named after his famous catchphrase.

2

Richard Dean Anderson

Image: Nipun Haldar

The man who sold a thousand Swiss Army knives— MacGyver himself, Richard Dean Anderson was a household name in the 1980s. He later became well-known to another set of fans for his role in the Stargate Atlantis series.

These days, Richard Dean Anderson occasionally appears in small roles. He also serves on the Board of Advisors for the Sea Shepherd Conservation Society, which is dedicated to protecting marine life and raising public awareness about the dangers it faces.

3

Haley Joel Osment

Image: Laercio Cavalcanti

Remember the kid who said, " I see dead people " in M. Night Shyamalan’s The Sixth Sense ? That’s him—Haley Joel Osment. He was nominated for Best Supporting Actor at just 11 years old for that unforgettable performance.

Since then, Osment has grown up and taken on smaller roles in Tusk , Silicon Valley , and Future Man .

4

Jason Priestley

Image: David Vives

One of the most recognizable faces of the 1990s, Jason Priestley rose to fame through his role in the TV series Beverly Hills, 90210 . Since then, he has taken on smaller roles and he recently starred in the Canadian TV series Private Eyes .

5

Emilio Estevez

Image: Taylor Brandon

Emilio Estevez chose to use his family’s real last name, Estevez, rather than the one adopted by his father, Martin Sheen , or his brother, Charlie Sheen . But still, people knew exactly who he was. In the 1980s and ’90s, his face was everywhere as a member of the Brat Pack, starring in The Breakfast Club , St. Elmo’s Fire , and The Outsiders .

Since then, he has taken on a few minor roles and maintained a lower profile.

6

Michael J. Fox

Image: Roger Ce

Despite stepping away from acting several years ago due to his Parkinson’s diagnosis, Michael J. Fox has remained a beloved public figure, thanks in no small part to his natural charisma and iconic role as _Back to the Future_’s Marty McFly . The Canadian star has since become a prominent advocate for Parkinson’s research and a cure.

7

Rick Moranis

Image: Erik Mclean

For a while, Rick Moranis was everywhere: Ghostbusters , Spaceballs , Little Shop of Horrors , Honey, I Shrunk the Kids , Parenthood ... But after becoming a widower in the 1990s, he shifted his focus to fatherhood and stepped away from the spotlight. Every few years, there’s talk of him making a comeback, and it appears that, finally, this may come true in the long-awaited sequel to Spaceballs . We can all hope, right?

8

Jane Fonda

Image: bruce mars

Jane Fonda rose to fame in the 1960s and ’70s through her work as an actress and model . In the 1980s, she released her first exercise video, which went on to become the most successful workout tape of all time.

Since then, she has appeared in several films and Broadway productions, while continuing her work in activism and philanthropy. In recent years, Fonda starred in the Netflix series, which ran for seven seasons, Grace and Frankie, with Lily Tomlin.

9

Talia Shire

Image: Nathz Guardia

A highly recognizable actress in the 1970s, Talia Shire played leading roles in The Godfather and Rocky , along with their sequels. Since then, she has continued acting in films, though mostly in smaller roles. In 2024, she appeared in Megalopolis , directed by her brother Francis Ford Coppola.

10

Daniel Day-Lewis

Image: Jez Timms

Daniel Day-Lewis, one of the most acclaimed actors of his generation, has won three Academy Awards for Best Actor for his roles in My Left Foot (1989), There Will Be Blood (2007), and Lincoln (2012). He announced his retirement from acting in 2017. After thanking his collaborators, he quietly left the movie business to dedicate himself to learning the craft of cobbling .

However, in October 2024, he made a notable return to acting by starring in Anemone , a film directed by his son, Ronan Day-Lewis, that has yet to be released.

11

Bridget Fonda

Image: Tore F

The second Fonda on our list is also the final entry: Bridget Fonda retired from Hollywood in 2002 to start a family with her husband, composer Danny Elfman. More than two decades later, Fonda has stated that she has no plans to return to the big screen. As she put it, "I don’t think [there’s any chance]. It’s too nice being a civilian."