London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

A naturally mummified 2,000-year-old man.

Scattered throughout London are ancient remnants of the city's former bounding wall.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

Hear the quietest sound from across the dome.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

A stoic rock cairn is all that remains to remember one of the more brutal instances of frontier treachery in American history.

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

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

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

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

San Diego's most historic and haunted home.

The unusual burial monument of Arizona's first governor.

One of the final grand railway depot hotel complexes is slowly being restored to its former glory.

Sleep where gangsters fell amidst smoke and flame, with nary a bullethole to show for the legendary struggle.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

Stairs often replace streets on the steep slopes of this old mining town.

A mysterious spirit totem at the edge of Navajo lands.

A Wild West jailhouse that slid down the mountainside.

The cinder cone volcano with a less than complimentary name.

This sanguine boulevard was named after a deadly cowboy bar fight.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.