One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Two small markers remember the Alamo's feline protectors.

Colorful curls of hand-blown glass form a captivating tower in San Antonio's Central Library.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

Three hundred years of preserved Spanish colonial history in San Antonio.

A 131-year-old wunderkammer of Texas history.

An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

While comics are the main attraction at this megastore, the second floor plays host to an exhibit fit for a museum.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

A downtown park built on top of unclaimed graves.

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

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

A technicolor place of worship for Elevationists.