A unique museum dedicated to the Gullah-Geechee people, housed within an old oyster cannery.

This historic oak tree has been around for over 300 years and might last for 300 more so long as it doesn't fall apart first.

A beautifully detailed Victorian house designed to be easy to flee, built by a man haunted by fire.

Secret gardens just a few miles from downtown Atlanta.

A stockpile of childhood lunch pails turned collectibles.

The "last unrestored grand mansion of Savannah" is now a cramped, mouldering maze of antiques.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

The ancient necropolis houses the immense rock-cut tombs of four Persian kings.

An early life spent in this "Old Kentucky Home" inspired the writings of North Carolina's most famous novelist.

In this tiny Iranian town playing on the roof isn't just encouraged, it's the only place to go.

This ruined fortress was the stronghold for a persecuted medieval leader and his infamous Assassins.

Reminders of the Battle of Berlin still scar the railway.

Tiny memorials honor individual victims of the Holocaust.

A monument to the man who almost killed Hitler.

The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

A park filled with vibrant mosaics created by more than 300 folk artists.

A decaying concrete oil tanker served as a disposal location for bootleg hootch.

There is an unmarked red button hidden over Houston's Buffalo Bayou that is just begging to pushed...