This unconventional used book store was once in the news for the surprising act of burning books.

The shop's owner has spent decades in the desert wearing nothing but a strategically placed sock.

This small Catskills village has six independent bookstores and more bookshops than restaurants.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

This huge pile of volcanic boulders hides a stunning network of secret grottoes.

400-year-old garden, restored to beauty.

This tiered waterfall is so pretty it may cause visitors to cry tears of their own.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

A huge musical instrument played by the ocean.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

Elevated freight railway turned wildly successful urban park.

Resting place of Hollywood's immortals is also site of summer film screenings.

At the most northwestern point of the contiguous United States lies a trail leading through an ancient forest to stunning cliff-side vistas and massive oceanside caves.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

Abandoned silver mine strewn with wrecked and twisted structures.

The largest self-built castle in the U.S., six decades in the making.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.