This landmark church at the Flathead Reservation mission features 58 ceiling and wall frescoes painted by the mission's cook.

A classic carnival ride that was carved to be untouchable.

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

This beautiful ancient site is dotted with perforated sandstone pillars considered sacred by some Native American groups.

The oldest continuously-operating Chinese restaurant in the United States has been in business since 1911.

This amazingly preserved Gold Rush town is a historian's dream.

One of America's largest retail chains got its start in one of its most remote rural destinations.

A popular rock that acted as a waymarker for American pioneers.

A small Wyoming town is home to the state's oldest-operating soda fountain.

A miraculous natural phenomenon known as "the spring that breathes."

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

During World War II, over 13,000 people of Japanese ancestry were forcibly removed from their homes and incarcerated in this camp in the Idaho desert.

Cross the Continental Divide through an old railroad tunnel, and ride back to the top on a shuttle.

This oddity shop contains everything from antique tools to a human skeleton.

The mayor made the declaration in 2004.

Jail from the 19th century that was built by inmates.

Despite his legacy of work in Spain, Cuba, and Florida, the larger-than-life writer's grave is a simple affair tucked in an Idaho cemetery.

One of the world’s most colorful cemeteries, where each pigment is symbolic.

Have tea in a cemetery with a dazzling view of Istanbul.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.