Discovered by cows, these upstate New York show caves are presented with a healthy dose of psychedelic folk art.

Why have you never heard of the second most popular tourist site in New York?

Not even a series of devastating fires could keep this odd castle in upstate New York from bouncing back.

Comprehensive gaming collection of over 30,000 electronic games and consoles.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A crumbling hospital from the 1850s on Roosevelt Island.

The "original web site," this farm in Northern Vermont encourages orb-weaver spiders to build their daily webs, and then sells the preserved masterpieces.

A small chapel celebrating the spiritual bond between dogs and humans.

Natural rock water slides hidden in the remote forests of northern Idaho.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A midcentury ranch house hides a literal treasure trove of unique rocks and minerals.

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

Statues of Ramona Quimby, Henry Huggins, and Ribsy the dog in the park where their adventures "really happened."

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

The seamy, underground secrets of Portland's criminal past.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

This tiny museum immortalizes the birthplace of an iconic Chinese-Korean noodle dish.

Secret North Korean passage discovered below the world's most dangerous border.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

A beautiful maze marks where three countries meet.

Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.