Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

One of the "twins" in these falls on the Snake River was sacrificed for hydropower generation in the 1930s.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

Next to Salt Lake City's Assembly Hall stands a tribute to some unlikely heroes of early Mormon settlers.

The natural history of Utah is on full display inside this museum.

In 1952, this restaurant began selling the Colonel's “secret” recipe.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

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

Largest man-made excavation on earth!

This giant ice cream cone is the last remaining icon of a Salt Lake City staple.

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

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

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A public fountain that spouts "health water" from a nearby spring.

Home of Howard Hughes' Spruce Goose.

The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

This sandstone mansion was the home of two of Oregon's most important pioneers.

This little slice of the Netherlands in the Pacific Northwest blooms in a rainbow of color each spring.

The world's last remaining store of its kind.

A tourist attraction founded around a slumping cabin.

This natural marble cave is one of only five national monuments in Oregon.

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

Only known mainland rookery of the threatened Stellar sea lion.

A massive sea stack famous for its appearance in The Goonies.