A once celebrated industrial wonder now lurks in a quiet corner of Flathead Lake.

The only road through the heart of Glacier National Park.

A classic mystery spot complete with spots that are said to make you shrink or grow when you stand on them.

Crystal clear, drinkable mountain spring water by the side of the road.

Mining caused an asbestos emergency in this small town.

Collection of vintage trailers double as hotel rooms.

The lobby of this hotel near the U.S.-Mexico border features a stained-glass mural that measures 42 feet long and 6 feet tall.

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

This open-pit mine is now an abandoned symbol of Bisbee's copper-mining heritage.

This Old West hotel, the longest in continuous operation in the state of Arizona, is claimed to be haunted.

Stairs often replace streets on the steep slopes of this old mining town.

A mistaken marker makes an erroneous claim along the historic Old Divide Road.

At an isolated roadside rest area stands a monument marking where famous Western star Tom Mix died in 1940.

During World War II this was the site of an "honor camp" used as a prison for draft dodgers, Native American conscientious objectors, and Japanese-Americans—including a man who brought his case against the camp to the Supreme Court.

This church on a Tohono O'Odham reservation has stood since 1797.

Explore a misty river canyon from a metal bridge system.

This remote camping site offers incredible stargazing opportunities.

The world's largest military aircraft cemetery.

Legend says train robbers stashed their gold within the depths of this unusual cave.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

America's only nuclear missile silo open to the public.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

Once a dining hall for boarding school students, this lodge was a popular haunt for nuclear physicists working on the Manhattan Project.

These aggressively sustainable art homes look like something out of 1970's science fiction.