These ancient sacred grounds granted amnesty to those who managed to reach them.

A priest with no formal artistic training used basic house paint to create gorgeous religious scenes inside this historic church.

A controversial memorial at the place where Captain Cook met his violent end.

Try your hand at old-fashioned coffee growing at this museum devoted to one of the world's most coveted beans.

Get up close and personal with these majestic fish.

This unusual lava tube spouts seawater during high surf.

Odd stone and concrete monuments in the "Poet of the Sierras" eclectic folly garden.

Oakland's beautiful monumental cemetery.

This mysterious series of teeny guerrilla installations sheds a whimsical light on street art in Oakland.

A creepy steel gremlin has protected the Bay Bridge since 1989.

An abandoned car and strange wooden debris are among the scattered remains of the old sand and gravel quarry.

This impressively large collection includes crackers shaped like Jimmy Carter, Mickey Mouse, and more.

Train debris from the deadliest avalanche in United States history can still be found in the ravine where so many perished.

Cave carved out of a huge snow drift collapsed killing one and injuring five in July 2015.

One artist's yard is full of shining, whirling kinetic sculptures that look like pure steel psychedelia.

Stones speckled along Harris Avenue reveal hidden nuggets of the past.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

One of the most remote spots in America and the first protected wilderness area in Nevada, named after an old legend.

This arts and culture cultural center explores the diverse cultural heritage of the American West.

The farthest you can be in the contiguous U.S. from a McDonald's location.

Singing sand that stands as the final remains of an ancient lake.

Nevada's largest cactus collection stands outside a candy mogul's small factory.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.