The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.

A jagged silhouette of shamanistic stone heaps rises from the shore of this dazzling mile-high lake.

This lone tree and dramatic sandstone outcropping are so beloved by Michiganders they can be found on one of the state’s coins.

Eastern zen meets Western grit in these four little trees growing out of a rock on Lake Tahoe’s Nevada shore.

Above Breckenridge, a destructive mining technique sits sunken in a small pond.

A short but powerful waterfall resides amid Colorado’s Great Sand Dunes.

Only a few signs remain of the buried Colorado mining town that supplied the uranium for the first atomic bomb.

Ute tour guides have been sharing the ancient dwellings and rock art inside this large park with visitors for more than 40 years.

Historic, 19th-century wagon wheel ruts cut into soft volcanic ash.

This old train trestle and collapsed tunnel once allowed the railroad to negotiate the steep slopes of the Colorado Rockies.

Once a lonely sentinel on the edge of the Great Plains, this rebuilt trading fort offers a glimpse of life on the Santa Fe Trail.

The site where a nuclear bomb was lowered over 8,000 feet underground and detonated as an experiment in natural gas extraction.

Two creeks flow out of either end of this canyon in opposite directions.

A river runs through this remote valley in a very unexpected way.

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

The largest dinosaur trackway in North America is tucked away among this canyon's ghosts and archaeological gems.

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

The clock that sets them all.

The wreckage of a World War II bomber is hidden high in the Colorado wilderness.

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

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

The cliff and rock formations are made out of Sioux Quartzite.

One man has installed bathtubs into the Utah desert floor to harness the powers of a natural hot spring.

Traversing these canyons, visitors can take in stunning views and glimpses of the region's history.