Hundreds of hidden passageways weave through the old quarters of Lyon.

This ancient theater was once the home of fierce gladiatorial battles.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.

At Monet's beloved home you can still see the Japanese bridge, waterlilies, and weeping willows that were the subjects of some of his most iconic paintings.

His "Lionheart" is entombed separately from the rest of his body.

You can find America's highest suspension footbridge at Grandfather Mountain in North Carolina.

A renowned Civil War veteran, this Bald eagle now presides over the Wisconsin State Assembly.

Comprised of Spanish war cannons, this sculpture once graced the bow of a WWI warship.

Step into a pastel time capsule where candy is truly dandy.

Alexander Hamilton’s creation caused quite a bit of controversy.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

This elaborate towering structure was once famed for its revolutionary height.

The first American department store, and home to the largest operating musical instrument in the world.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

This ruined fort and statue are a testament to the last king of Kaua‘i’s savvy diplomacy skills, which briefly brought Russians to Hawai‘i.

A glass display case holds the document that ended the Second World War—which one person signed on the wrong line.

Enjoy dishes that founding fathers once ate at this Colonial Williamsburg pub.

The only sea in the world that has no land boundary.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

A replica of where the Last Supper was held.

A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.