The world’s largest underwater sculpture is found just off the coast of Nassau.

Nature took her revenge on the "Wickedest City in the World."

Uninhabited islet in the Caribbean is the sanctuary of giant lizards.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

Send a postcard while vacationing with Satan.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

This colorful gate stands as an entrance to the walled city of Old San Juan.

The ruins of the first Spanish settlement in Puerto Rico.

Carved, egg-shaped stone with no explanation.

A mysterious stone embedded at the base of a historic Boston building.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

The headquarters in Salem doubles as an occult art gallery.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A collection of full-size movie monsters opened to the public.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

This ancient art form was used to capture the lives and struggles of the Haywood Street ministry.

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

Craggy concrete faces are hidden in the walls of this artificial cave along the San Antonio River.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Two small markers remember the Alamo's feline protectors.

No one knows how or why this painting appeared to produce crystallized tears.