A plaque memorializes the Boston location of one of the largest nightclub fires in history.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Impossibly life-like natural history models created out of glass by a father and son.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

See massive fossils that are over 200 million years old in northeastern Arizona.

Highly spherical boulders on the shores of New Zealand.

A perfect turquoise lake colored with glacier dust.

A magical place that lets you play in and explore the world of Studio Ghibli.

Home to more than 13,000 pieces of war memorabilia and military equipment.

Numerical symbolism abound at East Asia's oldest observatory.

Ice cream stand, snack bar, and time capsule of milk conveyance.

An enormous, inside-out glass globe built in 1935.

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

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

San Francisco's newly reopened hands-on science museum.

An experimental, automotive replica of Stonehenge.

Seller of surplus nuclear research materials.

Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

Various forms of phallic art decorate this hill in commemoration of legendary local tragedy.

Peace Park and the Atomic Bomb Dome.

The 10,000 Torii shrine.