You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

This blue behemoth of a bear is a colorful homage to Brown University's mascot.

From horses to stainless-steel trucks, this iconic Providence burger wagon is one of the oldest mobile diners in the country.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

Rhode Island's tallest building bears a resemblance to the "Daily Planet" building and has been empty for more than five years.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

A wall of chewing gum moonlights as collective art.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

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

Once a black market electronics marketplace, now an otaku shopper's paradise.

A 20-meter (65-foot) robot towers over Tokyo Bay.

This little replica of Lady Liberty provides a bit of NYC in a Japanese city.

This historic castle is one of the oldest and most impressive in all of Japan.

A massive wintry wall of snow up to 66 feet tall flanks a highway through Japan's mountains.

This giant bronze Buddha, the third largest in Japan, is the last in an ill-fated series of statues.

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

Model trains whizz around an extensive room-sized diorama of Kyoto City.

An LED art installation composed of 600 poles wrapped in kimono fabric.