The "Hatbox Ghost" is one of the most beloved attractions in Disneyland's Haunted Mansion.

A Brief History of the Haunted House

How Walt Disney inspired the world's scariest Halloween tradition

How NASA's Flight Plan Described the Apollo 11 Moon Landing

A second-by-second guide to the historic mission

The Origins of the World War I Agreement That Carved Up the Middle East

How Great Britain and France secretly negotiated the Sykes-Picot Agreement

When the Empire State Building Was Just an Architect's Sketch

How one of the world's most famous skyscrapers was built

A Look Inside Howard Carter's Tutankhamun Diary

The famed archaeologist took detailed notes of what he found inside King Tut's tomb

The Telegram That Broke News of the Civil War

After Confederate forces seized Fort Sumter, a U.S. Army officer dashed off this message to Washington

Why Marquis de Lafayette Is Still America's Best Friend

A conversation with Sarah Vowell about her new book, the American Revolution and what we can learn from the Founding Fathers

Haohan Qiao, a newly opened 984-foot-long bridge in China's Hunan province.

Look Down If You Dare: 14 of the World's Most Terrifying (and Beautiful) Glass Skywalks

A new glass bridge in China is suspended 590 feet in the air — and visitors brave enough to cross it can see all the way down

A 19th-century illustration published by Alphonse Milne-Edwards.

How America Fell in Love With the Giant Panda

A French missionary, Teddy Roosevelt’s sons, and a widowed socialite all factor into the tale of how the nation fell in love with the rare beast

Turkey's 'Fairy Chimneys' Were Millions of Years in the Making

Nature built them, but humans made them their own

Keepers weighed the panda cub Sept. 14, when Mei Xiang left her den. He weighed 1.9 pounds.

The National Zoo Wants Your Cutest Panda Cam Photos

Can't get enough of the panda cam? You're not alone.

"Brainchild" by Michael Christian

Photos: Wacky, Wild Art From This Year's Burning Man Festival

Feast your eyes on some of this year's wildest art installations

Whatever Happened to the Wild Camels of the American West?

Initially seen as the Army's answer to how to settle the frontier, the camels eventually became a literal beast of burden, with no home on the range

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