Places oliverh72 Wants to Go

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

A sharp bend in a dramatic river canyon cut through red rocks.

Tucked in the back of this amazing antique store is an important piece of medical history.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

A swing to dangle you off the very edge.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

A bizarre house filled with an astounding array of collections.

A crumbling hospital from the 1850s on Roosevelt Island.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

An ancient capital city that dates back 3,000 years and harbors many surprises.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

The rocks in this arid basin leave trails of movement behind them.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

Most-visited and most-photographed slot canyon in the American Southwest.

On the Oregon coast is a natural hole that seems to be draining the sea.

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

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

An exquisite tunnel of cascading flowers.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

A church of bones, decorated with 40,000 human skeletons.

The world’s first penitentiary, meant to be humane, drove men insane.