Grandpa Rainbow felt the neighborhood needed some color, so he picked up a paintbrush and went to work.

Two churches shoot bottle rockets at each others' bell towers in an unusual Easter celebration.

Where commuters walk through remnants of an ancient Greek necropolis.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

Large miniature theme park with 100-plus models.

Step back in time and witness the fall of Constantinople.

Turkish adventurer antiques in the heart of the Grand Bazaar.

A marvel of Byzantine engineering under the streets of Istanbul.

Ancient serpentine sacrifice holder that has stood the test of time.

1513 Turkish world map, full of European state secrets and snarky commentary.

A strange house built only at night, with rumored mystic inspiration.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

This corn maze so big you may want to pack a lunch, and possibly a flaregun.

Subterranean house made out of a grain silo, located in the Santa Cruz Mountains.

Over 300 taxidermied animals in a Californian restaurant make for a taxidermist's dream and an animal lover's nightmare.

340 bicycles, 65 feet high.

Monumental sculptures of Patrick Amiot, constructed from debris, detritus, and determination.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

Location of the most powerful laser in the world, and the potential birthplace of tiny stars.

A New England-style lighthouse along California's beautiful Highway 1 gets a re-do.

A Roman-inspired temple once controlled half of San Francisco's waters.

Successful artist residence program has filled this ranch with dozens of sculptures over the years.

An archive of nearly every day of Buckminster Fuller's life.

Apple memorabilia in an undisclosed warehouse, hidden for undisclosed reasons.