The seawater playground of gilded-era San Francisco burned to the ground in 1966.

An innovative attempt to break a siege in the American Civil War still scars the earth today.

The Grand Ole Opry's big voice came from a small home in rural Virginia where she was eventually buried.

The eerie ruins of a remote abandoned hamlet said to be founded by the survivors of a shipwreck.

Parking garage where Bob Woodward met Watergate source "Deep Throat."

Bubbling up from deep underground is the warm crystal clear water that fills the Warm Springs Pools, America's oldest spa.

The oddly shaped, steam-spewing building is now an art studio and gallery.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

Where pardoned turkeys once spent their all-too-brief final days.

This campus chapel is Robert E. Lee's final resting place and a topic of debate about the legacy of the Civil War.

The maritime museum that boasts the largest nautical library in the western hemisphere.

An enormous warehouse filled with parade floats collected from over 50 years of patriotic celebrations.

The FBI's urban training course may have the highest fake crime rate in the world.