The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

This massive redwood tree has a hole in the base big enough to drive through.

The final resting place of a space program monolith.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Carved by a waterfall in a hard-to-reach rock formation, this heart-shaped rock has inspired romantics for decades.

Canyon walls shrouded in ferns.

The ghostly remains of an accidental sea.

Quite simply the largest tree in the world (by volume).

A hand-built folk art installation covered with messages of God's love.

The rocks in this arid basin leave trails of movement behind them.

A trash dump made beautiful by nature's power.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

The remote graves of a Scottish family who died of thirst while attempting to reach St. George.

This dry lake bed was once an emergency landing strip for military and experimental aircraft.

An iron monument on the 120th meridian as surveyed, one of only four marking the boundary between Nevada and California north of Lake Tahoe.

A remarkably well-preserved brick chimney from a smelter dating to the 1860s is all that remains of this former mill.

It bustled briefly in the late 1860s, but little is now left at this stage stop on the Hamilton/Pioche Stage and Freight Road

Beehive charcoal kilns and slag deposits mark this late 19th century camp centered on a smelter.