South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

This historic Victorian hotel has a scandalous history of affairs and murder.

The narrowest street in Canada was once a spot for dastardly doings, now a historic piece of Chinatown.

Launchpad for the US military’s dead mouse operation to battle millions of snakes.

Decommissioned experimental solar facilities that pioneered solar energy technology.

Abandoned Air Force base that has fallen into disrepair.

The last Americana on Route 66.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

An architect's childhood fantasy treehouse made real.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

New fungal and bacterial species call this deadly lake home.

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

An entire town preserved as a historic landmark.