A museum dedicated exclusively to the lore and history of ouija boards.

This railroad tunnel was once the longest in Massachusetts.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

A colorful "forest" made entirely from three tons of recycled plastic waste.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

The little-known final resting place of one of America's greatest writers.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

Where the writer penned his famous story about a jumping frog.

A former chicken restaurant that doubled as a speakeasy is now a quirky home full of wonderfully strange traditions.

This Mediterranean castle was built for a millionaire and his giant dog.

This now-defunct synthetic fuel plant was once a major cog in the Nazi war machine.

An architectural statement of artistic intent smack in the middle of Providence, Rhode Island's Colonial uniformity.

To avoid the demolition costs this abandoned drawbridge was simply left in the up position.

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

Unicorns, elephants, and bears, oh my!

Large Massachusetts museum dedicated to Armenian history and culture.

One of the holiest Shi'i shrines in Iran honors the life and death of a learned noblewoman who became a saint.

A graveyard of old and rare planes that once were the glory of Persian aviation.

This circular Iranian jail was once a political prison run by the country's secret police.

Burial site of a Jewish prophet revered in Iran.

Salt cured mummies continue to turn up in this Iranian mine.

A sophisticated astronomical tower built by one of the greatest Persian scholars of the Islamic Golden Age.

17th century mosque for Shah Abbas' harem.