This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

A lush green oasis in the middle of Chicago.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

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

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

Yo, Adrian!

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

This historic collection of Native Alaskan artifacts was resurrected through a partnership between the WPA and tribal artisans.

A tiny wilderness cemetery commemorates the deadliest episode of the Klondike Gold Rush.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Haunting and beautiful trees, doomed to die.

A grandiose octagonal home crowned by a large dome stands out among the antebellum mansions.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

A rare kind of blue bear can be found chiefly in the national park that shares their name.

Once the product of an inexplicable gold strike, this ghost town is now home to one man and his love of classic machines.

A giant open-air sculpture made of over 200 full-sized boats.

One of the last free public hot springs is decorated with hippie art.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.