The snowbirds here are circus sideshow performers.

A National Historic Landmark with a scenic clock tower and park filled with deer and peacocks, plus a military museum.

A mailbox that saved a nature reserve.

A futuristic climate change study is nestled deep within this public land.

Jule Körner's house full of bizarre architectural details.

Legend says a primate-like cryptid prowls this otherworldy sliver of the Louisiana bayou.

Island where motor vehicles are banned -- home to the only carless highway in the United States.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

Deep scars on the earth left by the Ice Age.

Unusual rock formations eroded into a landscape of stone beasts.

A seemingly endless landscape of pure salt stretches far across Bolivia.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

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

Send a postcard while vacationing with Satan.

The Twisted Trees of Alticane are an unnerving grove of Quaking Aspen, apparently mutated from a single source, giving them a twisted and unnatural appearance.

Huge spherical rocks in the middle of the prairie.

Rippling sand dunes frozen in the Arizona rock.

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

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

Giant granite rocks standing end-to-end like a train of circus elephants.

Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.

This quaint Hungarian railway system is operated exclusively by children between the ages of 10 and 14.

A two-way chairlift system between Zugliget and the highest point in the city.