The largest source of fossilized insects anywhere.

This marker identifies the location where three states converge.

It would be easy to walk past this unusual piece of art and have no idea it pays tribute to the odd life of a real chicken.

This Chinese-style quartz sundial was saved in its final hour.

This hot dog-shaped diner has moved all around Colorado, never been to New York.

A small horde of mythical creatures lurk almost imperceptibly within the museum's wildlife dioramas.

Where scientists keep miles of very valuable ice from Antarctica and Greenland from melting.

The childhood home of Henry Jones Jr. is now an adventure-themed bed and breakfast.

See six states, pickled freaks, rocks, and antiques.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

This spectacular track has run continuously since 1882.

When ecosystems collide in the arid Southwest.

The highest bridge in America was built for an almost unnervingly small amount of money.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

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.

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

A popular Icelandic children's story comes to life inside this cave.

Along this wire fence, travelers have been leaving a particular memento since 2012.

Inside this museum, visitors venture through ghost stories entrenched in Icelandic folklore.

This plaque tells the story of an event that took place in an imagined parallel universe.

Inside this Icelandic greenhouse, geothermal energy keeps tomatoes warm and growing.