The longest navigable underground river in the United States is home to countless blind and albino animals.

Located in the world's highest-altitude Dark Sky Community, this observatory welcomes amateur and professional astronomers alike.

This remote Colorado canyon is home to the second-largest collection of natural arches in the world.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

This super steep hike ascends 2,000 feet in less than a mile.

Colorado's only true geyser is hidden within the San Juan National Forest.

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

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

A dangerous narrow-gauge railroad once traced a route through this striking canyon.

Step into Monet's world at this fine-dining restaurant in the middle of a New Jersey sculpture park.

The best place in the world to buy tinned fish.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

For decades these polar bears have roamed all around a Nashville neighborhood.

Dinosaurs invade a suburban Nashville neighborhood.

This 12-seat movie theater is the smallest in the world.

An expansive book store, art gallery, and curio shop with wares ranging from tarot cards to novelty socks.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

The haunting cadaver tomb of a famous French poet, playwright, and filmmaker.

Makers and sellers of the original and finest York Ghosts.

The only museum of sake in the United States is nestled in an unlikely California college town.

An vast warehouse of everyday treasures in Berkeley, CA.