This rare volcano spews the strangest and (literally) coolest lava in the world.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

A battle between nature and architecture in the Cambodian jungle.

Under Hanoi’s medieval citadel sits a secret military headquarters from the final years of the Vietnam War.

A gift from the Soviet Union in the 1980s, this is the only statue of the Soviet dictator in Southeast Asia.

Thailand's distressed elephants find peace at this Chiang Mai sanctuary.

A meditative walk up 353 stairs leads to a majestic white Buddha overlooking Pai.

A small museum in the Golden Triangle tells the story of the opium drug trade that gripped Northern Thailand.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Legends surround this jagged rock formation in the New Mexico desert.

This two-room shotgun shack in Tupelo is the birthplace of a King.

Elvis's own personal tropical hideaway.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

San Francisco's newly reopened hands-on science museum.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

This sandstone building is a relic of the Overland Trail.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

North America's largest accredited model railroad museum.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

The classic Atari game's iconic aliens have invaded downtown San Diego.