A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

Once the main gateway to Tokyo, sneaking through this checkpoint was a capital offense in feudal times.

Legend holds eating just one of these black eggs can add seven years to one's life.

A magical place that lets you play in and explore the world of Studio Ghibli.

Washington's iconic carousel has a nice piece of Civil Rights history.

The "lovely red Vega" of the legendary record-settling pilot.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

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

Home to items never before seen by the public.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

This once rural mansion now sits in the heart of the city.

These boots are made for selfies.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

A modernist landscape of water and sci-fi concrete.

Andy Griffith's hometown has made itself up to look like the fictional town of Mayberry.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.