Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The sign at the garden gate reads: "These Plants Can Kill."

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

Hot springs monkey spa in the middle of Hell's Valley.

A winding path built in secret on the edge of the continent.

Stroll through a wonderland of stupendous moss-covered trees.

A semi-scholarly approach to sex.

Enormous lake at the bottom of a unique cave system.

A technicolor place of worship for Elevationists.

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

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

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

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

A walk through the historic city center, under the streets of Seattle.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

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

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

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

The world's only museum devoted to the wonders of fluorescence.

On Japan's Tashirojima Island, cats are king.