An iconic 1960s theater with a Buckminster Fuller-style geodesic dome.

The arch that celebrated the completion of the Lincoln and Victory highways.

Decaying military base deactivated in the 70s is now visited by urban explorers and military enthusiasts.

This former Texas landfill is flush with 300 million-year-old fossils, all fit for the taking.

Crumbling hotel echoes with the sounds of the '30s.

The bridge continues the legacy of President Franklin D. Roosevelt's New Deal policy.

The king of U.S. high points towers over every other peak on the continent.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Towering basalt columns, a creation of fire and ice.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

Get up close to emus and ostriches, or buy their tasty meat.

A decommissioned Naval base now rents itself out for people who want to blow stuff up.

Pilgrimage site for star-crossed lovers.

No one's quite sure why there's a metal megaphone bolted on two rocks in the middle of the Mojave Desert.

The mysterious image is believed to show Edward Hyde, 3rd Earl of Clarendon, in a beautiful blue dress.

A historic casino where Dostoyevsky is said to have lost it all on a single spin of the roulette wheel.

This giant temperature attraction created some giant electric bills.