Only known mainland rookery of the threatened Stellar sea lion.

This massive redwood tree has a hole in the base big enough to drive through.

This museum glorifies the humble potato.

Home to the deepest rift anywhere on Earth.

A wall of chewing gum moonlights as collective art.

The park preserves a single, rare species of carnivorous plant that spells doom for unsuspecting insects.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

An ancient city exhumed from the depths of the ocean.

One of its engravings is believed to be among the first representations of medical and surgical instruments.

The largest known Ancient Egyptian obelisk.

Supposedly this Ethiopian chapel holds the Ark of the Covenant, guarded by virgins who cannot leave the building.

Massive stele returned to Ethiopia after 70 years in Rome.

An Ethiopian "Jerusalem" featuring a church hewn out of a single rock.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

This iron and wood Civil War city-ship was the first vessel to be sunk by an electrically detonated torpedo.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

This taxidermic smorgasbord was co-created by an artist poached from the Museum of Natural History.

14th century Norse artifacts in Northwestern Minnesota could have proved a Viking landing before Columbus.

17,400 lbs., 12 feet in diameter, and 29 years in the making.

The Midwest's reigning king of surplus stores is full of nothing you need and everything you want.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

Fantastic collection celebrating the final send-off.