Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Books bound in human skin and H. P. Lovecraft's letters are among a few of the treasures this library has to offer.

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

The land is home to swimming ponies and a legendary 18th-century treasure.

2300-year-old Roman road connecting the empire.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

Ancient paintings known as the "Sistine Chapel of Cave Art."

Introducing the Green Fairy to her fawning masses.

A world-class observatory in the California desert.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

Every equinox this Maya pyramid puts on a spooky ancient light show.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

The second oldest continuously operating bar in Louisiana.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

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

Mysterious ancient boulder carved with petroglyphs in the mountains of Western North Carolina.