A sculpture made of 10 Cadillacs as a monument to the "Golden Age" of the American automobile.

A pair of giant legs paying homage to a poem, a king, and it would seem, socks.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

The top of a giant mesa, just outside of Amarillo, appears to float in the sky above.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

An urban forest overtakes what was the greatest failure of utopic urban housing.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

This historic national park is covered in the stunning ruins of red rock pueblos.

A mysterious spirit totem at the edge of Navajo lands.

This gallery of prehistoric red ochre art lines the wall of a scenic segment in Utah's San Rafael Swell.

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

This giant green head remembers one of America's jazz giants.

Tucked away between two 19th-century buildings, this small shop specializes in the macabre.

This mausoleum is the final resting place of one of St. Louis's richest and most tragic families.

A chessmaster's dream destination.

The creator of the carousel's bingo-pinball hybrid survives in California's oldest gaming establishment.

A European-style bath house in Chicago.

A collection of abandoned typographic signs from Berlin and beyond.

The site of a classic series of Laurel and Hardy pratfalls.

Solitary monument dedicated to the beauty of nature.