A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

Race through the maze, get your name on the sign.

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

The Dover International Speedway is home to a towering, concrete-skinned, racecar-hungry behemoth.

It looks like a whale, it's part of Yale, and it's best-known by a nickname you can probably work out for yourself.

The world's largest public collection of PEZ memorabilia.

This small-town pizzeria won the Hollywood lottery.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

One of the largest trees of its kind in California.

Outposts of this restaurant chain were shaped like jaunty chapeaus.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

One man's quest for the ultimate road trip vehicle.

Thousands of turbines whir at at the origin of North American wind power.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

A massive volcanic plug is now a protected area that hosts a number of bird species.

Educational foundation that teaches the powers of fourth dimensional physical properties.

This giant temperature attraction created some giant electric bills.

A Biblically-based Natural History Museum.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

The Giant Lemon of Lemon Grove.

North America's largest accredited model railroad museum.

This historic tower in the California desert promises visitors a "vortex of good vibes".

Finally the worlds of UFO enthusiasts and beef jerky lovers have come together in this roadside shop.