The only surviving prototype for Buckminster Fuller's house of the future.

The only surviving prototype of Buckminster Fuller's revolutionary car.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

The former Naval shipyard is open for exploring - mostly.

During the 1990's nearly all of the world's LSD is thought to have come from the operators of the lab once located in this missile silo.

The bones of an old zoo crumbling in the shadow of a new one.

One of the largest, oldest, darkest, quietest motel rooms in the world.

A free library to stumble across, one of many placed worldwide if you know where to look.

Home of the International Space Hall of Fame.

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

Miraculous tree that seems to sprout out of solid rock.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

Smooth basaltic rocks tell a tale of ancient glacial waterfalls.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

Cold War missile launch site which has been converted to a public park.

The oldest university museum west of the Mississippi retains its 19th century feel.

An abandoned stretch of highway, deteriorating next to the operational one.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

One man's real life disfigurement inspired a lasting local legend surrounding an eerie tunnel.

The oldest badlands in North America, Makoshika State Park takes it name from the Lakota words for broken land.

This amazingly preserved Gold Rush town is a historian's dream.