The White House's modern East Wing—demolished in 2025—was built above a secure underground bunker

There is a secretive bomb-proof bunker located under the White House

Built in 1942 during World War II, the Presidential Emergency Operations Center lies beneath the East Wing. Designed to protect the president during air raids—and later nuclear threats—it remains a top-secret command site used during crises like 9/11.

President Trump tore down the East Wing in October 2025 to build a new ballroom

In October 2025, Donald Trump commenced demolition of the historic East Wing of the White House to clear space for a privately funded, 90,000-square-foot ballroom. The project drew criticism from preservationists and public officials.

The White House was almost entirely rebuilt from 1948 to 1952

Structural failure forced President Harry Truman to vacate the White House in 1948. Engineers gutted the building, keeping only its exterior walls, and rebuilt the interior with a new steel frame, modern utilities, and reinforced foundations by 1952.

Before the current East Wing ballroom project, only two White House renovations in the past 100 years cost more than $10M.

Edith Roosevelt's White House redesign created the modern West Wing

In 1902, first lady Edith Roosevelt oversaw a significant renovation that separated the family residence from official offices. Architect Charles McKim added the West Wing to house the president's staff—establishing the modern layout still used today.

Explore the extensive security in and around the White House

The White House is one of the most secure buildings in the world. Protected by the Secret Service, it features armed patrols, rooftop snipers, barriers, and sensors—layered defenses designed to deter intrusion.

The White House Situation Room was created in 1961

In 1961, John F. Kennedy approved the establishment of the White House Situation Room—a secure crisis-management center in the West Wing basement—following the intelligence failures of the Bay of Pigs invasion and the growing tensions of the Cold War.

See the White House bowling alley in use

First installed in 1947 for President Harry Truman, the White House bowling alley was later moved to the basement of the Executive Office Building. President Nixon, an avid bowler, added a new one-lane alley beneath the White House in 1973.

Go room by room in this deep look at the interior of the White House

Explore the White House's 132 rooms—from the Oval Office and East Room to the State Dining Room and Lincoln Bedroom—with this 3D video rendering that reveals the layout, design, and daily functions of the building before its 2025 renovations.

A Manhattan building doomed to collapse was saved in secret

After completing the Citicorp Center, its engineer realized that cost-cutting measures to use bolted instead of welded joints made the building vulnerable to collapse under quartering winds. For three months, crews worked in secret at night to reinforce the building under Project Serene.

The Manhattan Project created secret cities that didn’t appear on maps

To maintain secrecy, the US built three remote research facilities and entire “secret cities” to house thousands of workers and families. These communities—home to tens of thousands—were omitted from official maps until after World War II.

Go inside Air Force One

Air Force One is the official aircraft used to transport the US president, serving as both a mobile office and command center. Over the decades, its technology, security, and symbolism have evolved—from Roosevelt's early prop planes to today's highly advanced Boeing jets.

The hidden hallway behind Mount Rushmore and why it’s unfinished

Mount Rushmore was designed to be more than a massive monument to US presidents, and its ambitious plans were part of the reason why. This fascinating video explores its backstory, creation, and the hidden tunnel behind President Lincoln's head.

The wall separating East and West Berlin was a highly visible symbol of the Cold War

Built in 1961, the Berlin Wall physically separated East and West Berlin for nearly three decades—preventing East Germans from fleeing to the West. Its fall in 1989 signaled the collapse of communist regimes across Eastern Europe.

The attack at Pearl Harbor required nearly a year of planning and preparation

In early 1941, Admiral Isoroku Yamamoto ordered detailed planning for a surprise carrier strike on Pearl Harbor. Japanese teams spent months refining torpedo modifications, training pilots, and rehearsing the complex attack.

For decades, the US has considered building a permanent nuclear waste repository

All nuclear waste would have been stored at Nevada's Yucca Mountain, but the Obama administration indefinitely stalled the project after intense community backlash. Spent fuel is now stored at more than 80 locations in 36 states, raising safety concerns.

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

View a photographic timeline of the building of Chernobyl's containment structures

The first structure—built to last 20 to 30 years—served as a covering for the exploded reactor and was built from about 16 million pounds of steel. In 2016, a new containment shell was constructed nearby and rolled onto the previous structure before being finalized in 2019.

The power and influence of the American presidency have expanded significantly over time—far beyond what the founders envisioned.

The Wing was a coworking space and private members club before it closed down

The Wing was supposed to be more than a woman’s answer to the popular WeWork coworking spaces. Founder Audrey Gelman envisioned The Wing as a private members club where women could feel empowered and dignified—if they had a few thousand dollars a year for a membership, of course. However, after racism scandals and widespread employee criticism, The Wing ceased operations in 2022.

A Disney architect designed Epic's headquarters

Epic Systems provides electronic medical records in the US—but its offices are far from bland. The HQ has five different campuses that are inspired by "Harry Potter," "The Wizard of Oz," and "Alice in Wonderland."

View a map of US data center infrastructure in 2025

Thousands of data centers across the country have already been built, with more under construction or planned. Facilities are connected via transmission and fiber optic lines, with the latter spanning an estimated length of 160 million miles.

A digital archive of the Korean War

The Korean War largely shaped the evolution of the Cold War in Asia. Explore the Wilson Center’s digital collection of primary sources—including essays, profiles, popular documents, and a timeline—to learn about the Korean War. In 1945, the...

Inside the most crowded place on Earth

Once the densest place on Earth, Kowloon Walled City was a chaotic labyrinth of stacked homes, hidden corridors, and thriving underground life.

Harry Dexter White outmaneuvered Keynes to make the dollar the center of the new global monetary system

The chief US Treasury economist at the conference, White, advocated for a dollar-centered exchange rate system over Keynes' competing idea of a new global currency, shaping the postwar economic order for decades.

A basement of mechanical systems—collectively called the technosphere—supports B2

Twenty-six underground air handlers heat, cool, filter and manage the humidity of the air across the biomes of Biosphere 2. The above-ground Energy Center complex provides continuous power to these and other systems, including heating and cooling water for laboratory experiments and personal use.

In 2022, a piece of Challenger was discovered on the ocean floor

While searching for World War II wreckage near Cape Canaveral, Florida, for a documentary, divers discovered debris on the seafloor that NASA later confirmed to be a piece of Space Shuttle Challenger wreckage. The piece is at least 15-by-15 feet in size and partially buried under sand.

In 1963, a basement renovation in Turkey revealed a passageway to a hidden, multilevel underground city that once housed as many as 20,000 people

The idea for the Federal Reserve was conceived in secret in 1910—with bankers donning duck hunt gear for disguise while traveling to a remote country club on Georgia's Jekyll Island

In 1915, workers recovered a submarine-like vessel from the Chicago River, prompting fears of German espionage

Explore what it's like inside a patient isolation unit, used in situations such as treating a patient or suspected patient with Ebola.

In 1984, Operation Smash Hit intentionally crashed a 239-ton train into a nuclear waste canister at 100 miles per hour to prove the canister's safety, which remained completely intact and lost just 0.29 of its 100 pounds of pressure.

Massive 3D printers have been used to build homes by stacking layers of 'concrete toothpaste,' a fire-resistant material that effectively insulates against outside noise.

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

At the beginning of the 20th century, a group of young men ate standard American food—replete with food additives like borax and formaldehyde—as part of government research to better understand food safety.

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

Discover the catastrophic consequences of a failure of the US electrical grid—something that is more likely than many Americans think.

According to the physics of black holes, our 4D reality may be a hologram—a projection of information coded on a 2D surface on the edge of the universe.

US intelligence allegedly pursued more than 600 schemes to assassinate Cuban revolutionary Fidel Castro.

In its famous catalog, Sears sold $600 DIY house kits from 1908 through the 1940s, resulting in an estimated 100,000 'Sears and Roebuck homes.'

In 2019, a laptop loaded with six of the worst malware in history and described as 'an exhibit of historical weaponry' sold for $1.3M.

Dorothy's famous entrance into Oz in 'The Wizard of Oz' relied on analog tricks, including a body double and sepia-toned paint, as much as it did on technology

Apollo astronauts left items in the moon's 'toss zone,' including golf balls, family photos, and bags of human waste, to make room for lunar rocks.

Fireworks-related ER visits are on the rise—in 2024, they increased by 52% as compared to the prior year.

Watch contemporary footage covering the US-backed Shah of Iran fleeing the country in the face of the 1979 Iranian Revolution

Many legends about George Washington, including his supposed wooden teeth and the story of cutting down the cherry tree, lack evidence.

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

Scientists can determine Earth's past climate conditions by analyzing air trapped in microscopic bubbles within ice cores—columns of compressed snow layers that build up over hundreds of thousands of years.

NBA superstar Victor Wembanyama spent the 2025 summer training with monks in central China to enhance his body and mind.