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

This abandoned motel doesn't welcome guests anymore, but decay and a creepy atmosphere still call it home.

Oregon's only closed-basin hypersaline lake, an important stopover for migrating waterfowl, is in danger of drying up completely.

At 207 feet, one of the world's longest continuous escalators.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

Art Deco stylings conceal the true nature of this bridge.

An alley covered with 20 years of bubble gum.

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

Concrete strongholds stand guard over the Golden Gate.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

Home to items never before seen by the public.

This Oakland fairytale kingdom, fiercely devoted to childlike whimsy, was an early inspiration for Disneyland.

For roadside fast food, pull over at the giant orange.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

A pair of pure white felines guard the entrance to a spot of California real estate established as an artist's haven.

The world's first permanently occupied mountain-top observatory continues to report on the stars.

This massive redwood tree has a hole in the base big enough to drive through.

This natural marble cave is one of only five national monuments in Oregon.

Shakespeare has been brought to life in this open air theater for the better part of a century.

A public fountain that spouts "health water" from a nearby spring.

A tunnel with windows, so you don't miss out on the impressive views.

This Moab institution functions as both a rock store and a small natural history museum.

A trash dump made beautiful by nature's power.