Inside this store, a mysterious statue draws visitors from the world over.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

A stone pillar commemorates the surrender of the extraordinary Apache leader.

This tucked-away cemetery is the final resting place of a prospector who uncovered one of the largest gold mines in Arizona.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

This 40-room dwelling tucked within a cliff was built by the basin's prehistoric residents.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

The world's largest military aircraft cemetery.

The largest natural travertine bridge in the world is nestled in a small canyon in central Arizona.

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

The original place where water met land in the City by the Bay is outlined in brass.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

A modern frieze of ancient Grecian mythological figures playing a national pastime.

This private residence was the template for one of the most beloved television homes of all time.

A 300-ship graveyard, with a few still visible at low tide.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Guns that have been defending San Francisco since 1904.

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

These subterranean storage areas hold emergency water reserves.

A shining, cold, black organ lies in San Francisco's financial district.

Faceless white figures loom over the city from the rooftop.

This residential door allows San Francisco muggles a glimpse at the wizarding world.

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

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.