The remains of an old sawmill, gristmill and the surrounding industry dating back to the 18th century.

This Great Depression-era creation was once known as the strangest house in the world.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

Ancient Greek oracle of the dead.

Monasteries on rock pillars, once accessible only by frayed ropes.

Large collection from the 3rd millennium BCE.

Seventeen oak trees sprout from the roof and walls of this tiny chapel without any visual evidence of roots.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

A museum dedicated to exhibiting remarkable outsider art.

The 320-year-old tree that greeted General Lafayette and rerouted an interstate highway.

This little museum in the town where zombies were born celebrates the living dead.

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

New England's "Witches of Eastwick" locations, in all of their quaint white churched glory.

Museum dedicated to the terror regimes of Hungary.

The largest medical and anatomical collection in France lies hidden from the public.

A kaleidoscopic warehouse-maze of handmade neon signs.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

The watery grave of an impractical idea.

17th century mosque for Shah Abbas' harem.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Skeletons dressed in extravagant 18th century royal costumes cavort in the aisles of this German basilica.

The remains of 40,000 humans, meticulously stacked in a tiny churchyard shed.

Europe's second largest ossuary wasn't discovered until 2001.

In a small churchyard in Dingolfing, Germany the quaint Schusterkapelle is there to remind you of your imminent mortality.