More gold than anywhere else, ever.

New York City's smallest piece of private property.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

A dazzling display of red rocks weathered into spires and hoodoos.

A stoic rock cairn is all that remains to remember one of the more brutal instances of frontier treachery in American history.

An enormous image of Utah's salt flats made entirely from tape.

The extensive collection of an amateur naturalist.

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

A 90-foot-tall psychedelic "tree" on the side of the highway has baffled passersby for decades.

This museum remembers the tough Mormon trek across America through an intriguing array of artifacts.

The highest peak in Utah is the hardest to reach, but only if explorers choose the hard way.

The remains of this early 20th century refinery loom on a mountainside like a graffiti-covered fortress.

A shady solar power system that couldn't hold up to the harsh desert conditions.

Incredible sculptures inspired by obscure passages from the Bible.

The largest island on the great salt lake is home to curious creatures and strange stories.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

Come for the speed, leave in love with the desert.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

Dig for your own trilobites in this goldmine of invertebrates.

A sculpture for the sun and stars, created by Nancy Holt.