This Oregon farm is dedicated to teaching people the professional art of tree climbing.

100-year-old shipwreck you can walk up to at low tide.

Hollowed out cedar log tubs set in an ancient towering forest.

This lava formation earned its whimsical name from the log-like formation of it stones.

Stairs often replace streets on the steep slopes of this old mining town.

This Old West prison built into the side of a cliff was said to be inescapable.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

A Tucson museum and performance space full of found-object movable sculptures.

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

On the outskirts of a reborn ghost town, a decaying post office remembers the bad old days.

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

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

Lucha Libre (Mexican Wrestling) themed taco shop.

Built by the inventor of the radio, this abandoned hotel has housed early radio employees, military men, and a dangerous cult.

The remains of a ruined mansion memorialize the 1906 earthquake.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

A spiritual retreat in the heart of Los Angeles offers stunning gardens and a labyrinth to lose yourself in.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

An experimental, automotive replica of Stonehenge.

This erect, phallic geological spire wasn't always named so domestically.

Thousands of glyphs created by an unknown culture decorate the rock formations of this canyon.