A giant Troll lurks under one of Seattle's oldest bridges.

Famously misunderstood wonder of the ancient world

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A fitting attraction for the corn capital of the world.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

Delightful disarray of found objects and clutter.

On the Oregon coast is a natural hole that seems to be draining the sea.

These giant metal horses graze on a hilltop near the Montana highway.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

A rainbow-colored house promotes LGBTQ rights across the street from the Westboro Baptist Church.

Massive still life just off the highway in Kansas.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

The evolution of recreational vehicles and motorhomes is on display in the “RV capital of the world."

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The mayor made the declaration in 2004.

Home to the deepest rift anywhere on Earth.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

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

Where beautiful signs live on forever.