An impressive collection of over 50,000 minerals including moon rock from the Apollo 17 mission.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

This iconic science fiction house still looks like something from the future.

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

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

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

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

When ecosystems collide in the arid Southwest.

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

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

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

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

Holy Grotto of Montserrat Monastery holds one of Europe's mysterious black Madonnas.

A museum based on the collection of a Victorian family. Housed in a remaining Victorian villa.