This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

The world's largest private aircraft collection.

Visitors flock to see this church tower's unintended feature: It happens to resemble a giant chicken from multiple points of view.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

Whale bones, scrimshaw, and sperm oil make up just a part of this comprehensive collection of whaling history.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

An eccentric playboy's astounding natural history collection.

A former poultry store that looks like a giant duck and is one of the "seven wonders" of Long Island.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

This former mining town was named the most toxic town in America.

Erosion and time have created a naturally-formed water park.

A 35-foot-tall fork stuck in the ground outside an office building in Missouri.

Where the author wrote her beloved "Little House" books.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Sacred Buddhist home of some spiritual monkeys.

An eclectic mix of influences rot together in harmony in this India necropolis.

In the St. Francois Mountains in the Ozarks at 1,772 feet above sea level, Taum Sauk Mountain is the highest (and possibly oldest) peak in Missouri.

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

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

Community bookshelf of 25-foot-tall book spines.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

The show pony of cave systems, Fantastic Caverns manages to live up to its name.