This Seattle store is packed with all sorts of curious creatures and creations.

This playground sculpture of an icon from the past is dedicated to the children of the future.

Shoreline strewn with the remains of ghostly fallen trees.

An inconspicuous footbridge beloved by San Diego locals.

The freeway that never was.

"No writer ever gave more to a city and got back less.”

Once one of the largest producers of pig iron in the world.

Elvis's own personal tropical hideaway.

Walk the whole Mississippi River!

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

From the Difference Engine to the Cray-1, all under one roof.

A strange house built only at night, with rumored mystic inspiration.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

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

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

The blinking light atop the iconic landmark has been sending secret messages for decades.

A macabre tour of Hollywood’s deadly history.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

A statue high in a hill that represents how Buffalo Bill got his name.

A tiny racehorse graveyard in the middle of a quiet Kansas City suburb.

One of the world's tallest, oldest, and most disgusting chocolate cascades.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

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