These markers are used to document elevation changes around the famed dam.

The so-called "Father of Las Vegas" had the city's first telephone installed in his office in 1907.

See Hoover Dam and the bypass bridge from a perspective usually off-limits to the public, and float the upper part of the Black Canyon National Water Trail.

The current Eureka County Courthouse replaced an all-wooden structure that had previously been an ice-skating rink.

This sign designates the road that leads to the infamous Area 51.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Only intact Ichthyosaur skeleton in the United States.

The most magnificent bottle house in a town strangely full of them.

A collection of haunted objects and macabre oddities under one roof.

A new kind of theme park for adults off the Las Vegas Strip.

A picture-perfect town, perfect for blowing up.

This Moab institution functions as both a rock store and a small natural history museum.

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

A wealth of pop culture statuary and green chile dishes give this roadside restaurant clout.

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

The vanishing remains of an old water station from the late 19th century.

A former mining hospital is now a vibrant artistic hub.

The giant squid's 27-foot-long corpse lies preserved within a Sarasota aquarium.

A monument celebrating the idea of reaching inaccessible places.

This picturesque ghost town is located on the banks of the Suwannee River.

This ancient sinkhole-turned-healing-pool is a treasure trove of archeological discoveries and may even be the Fountain of Youth.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

An underwater statue of Christ blesses the depths off Key Largo.

Where serial killer Aileen Wuornos drank her last beer.