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

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

Modeled after a famous church in Vienna, Austria—but in Helena, Montana.

A metal menagerie fills the yard of this museum and gallery, the work of Montana artist Bill Ohrmann.

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

The oldest badlands in North America, Makoshika State Park takes it name from the Lakota words for broken land.

This whimsical park encourages its visitors and wildlife to roam on and around the various works of art.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

This multisensory alley has the ability to remind bustling citygoers to stop and smell the roses.

Inside this wonderland of weird, visitors are treated to a collection ranging from skeletons to haunted artifacts.

This 30,000 square-foot museum is home to an extensive collection of art and artifacts that reflect the history of southwest Ohio.

Built around 1845, this house was occupied for 100 years, serving as a home to a prosecuting attorney, a Union Civil War general, and a wealthy socialite.

Small and slightly hidden, the American Writers Museum is preserving the legacy of America's finest authors.

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

These abandoned grain silos and tunnels are an urban exploration dream.

To find the "unicorns of the deep" you've got to go downstairs.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

This massive redwood tree has a hole in the base big enough to drive through.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

This park pays homage to the region's rich industrial history of brick making.

Two stunning 17th-century libraries and a cabinet of curiosities.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.