The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

A castle that was built stone by stone by an eccentric journalist.

Faces carved into the cliffs create an otherworldly walking trail.

This mostly abandoned shopping outlet is now adorned with beautiful graffiti and murals.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

This spectacular public market has got meat, fish, vegetables, baked goods, and enough kielbasa for a lifetime.

The glowing blue Nymphaeum of Emperor Tiberius.

This small hill features the most notable collection of petroglyphs in Saguaro National Park.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The writing studio of an American adventure author, built in the style of a medieval castle.

The permanent home of Elektro, the celebrity automaton of the 1939 World's Fair.

These beautiful wineries were at the center of Lake Erie's "grape belt" back when the Midwest dominated American wine production.

Deep scars on the earth left by the Ice Age.

Prison made famous by The Shawshank Redemption has been out of commission since 1990.

A shockingly detailed small scale recreation of the temples of Abu Simbel.

A tiny slice shop hides down an unmarked hallway in a Las Vegas casino.

The best Tiki bar in Las Vegas.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

Keen eyes can find the Disney influences throughout this treasure trove of a tiki bar.

A surreal, interdimensional shopping center and portal to another universe by Meow Wolf.

Hand-crafted tributes to a stray cat named "Room 8" now cover this LA elementary school.

This strange example of the Egyptian Revival architecture trend now holds Mardi Gras floats.

A typical "Old South" manor, once owned by author Anne Rice, served as the setting for several of her witchcraft sagas.