More than 20,000 butterflies can be seen at this spectacular park and research center.

The 606 is a decade in the making.

A little sculpture with a large wardrobe.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

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

This ambitious attraction was the brain child of a lake resort impresario, and built by the WPA.

An abandoned fish-shaped drive-in gets a second life as a restaurant.

"Looks so real, it's scary!"

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Site of a classic 19th-century physics experiment to prove the earth is rotating.

This steep-walled ravine contains animal-shaped formations made from sandstone.

This black shoreline is made up of exploded lava particles.

Climb inside an iron crystal magnified 165 billion times its normal size.

The yawning maw of this pagan visage is said to bite off the hands of liars.

A lush green oasis in the middle of Chicago.

A tunnel of hardened lava along Maui’s famous Road to Hana.

Elvis's own personal tropical hideaway.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

This homegrown adoption center offers a wonderland of feline companionship.

A stone marker memorializes the spot where the King broke up a street fight with a classic karate stance.

One of the last surviving C-97s sits in a field in front of a Wisconsin inn.

A bizarre house filled with an astounding array of collections.

This cave holds a surprisingly colorful variety of geological oddities.