Only 68 people per day are allowed to visit this New Zealand bird-watcher’s paradise.

One of the largest cat sanctuaries in North America is considered a "Club Med" for felines.

One of these two land speed record-breaking vehicles went so fast it shattered the sound barrier.

The world's 2nd or 3rd or 4th busiest seaplane base.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

One of the American Southwest's most extensive collections of Navajo rock art.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

Bright Indonesian villages painted in a rainbow of competing color schemes.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

An eerie, decaying ghost town destined to fade into the forest.

This is what trains will look like after the zombie apocalypse.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

A lawn full of retired spacecraft on display at one of NASA's first research labs.

A turquoise lake within a volcanic crater.

After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.