The best Tiki bar in Las Vegas.

The house's confection-like decorations are the result of one man's painstaking work over decades.

This tiny, hurricane-resistant house in Galveston is one of the city's most notable architectural oddities.

An urban laboratory.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

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

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

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

A mysterious castle built as a monument to lost love.

Former utopian colony based on the belief that the universe exists in a hollow sphere.

Climb to the top of the world's largest seated bronze Buddha.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Northern Ireland's Brobdingnagian stepping stones.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

A hugely vast Irish landscape of barren rock that stretches for miles.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Former hotel turned into haunted playground.

A pair of giant legs paying homage to a poem, a king, and it would seem, socks.

"I did this all while you were watching TV."

Huge masonic hall in Philadelphia with lavishly themed rooms.

This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.

A private collection of massive steel monsters guarding a Texas pipe works.