One of the last Jazz Age "Wonder Theaters" in New York City.

A memorial dedicated to veterans of all wars especially those lost in Bataan defending the Philippines during World War II.

A somber monument commemorates the site of a Native American reservation marked by suffering.

This highest peak in New Mexico is named after an explorer who had a habit of lending his monicker to peaks.

A blacklight journey through a celestial art exhibit.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

A clear blue swimming hole with hidden caves, still unexplored.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

World Trade Center memorial likened to a woman's sexual organ.

The only thing better than tubing down New Jersey's scenic Delaware River is doing so while eating a hot dog from a giant floating stand.

This unassuming retro burger joint was billed as “diner of the future” at the 1939 World's Fair.

Destructive children, start your engines.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

Mile-long cave system near Great Smoky Mountains.

Enormous lake at the bottom of a unique cave system.

Located in the remote Monitor Valley, this travertine bowl contains a scalding pool of water.

A memorial to the unknown and unheralded men and women of the Cold War military and intelligence services.

Historic home to one of the most famous women pioneers of the 19th century.

Only intact Ichthyosaur skeleton in the United States.

Nearly 300,000 acres of wildlife, natural splendor, and a hidden ghost town have been designated a national monument.

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.