One of the last socialist halls still standing in the United States.

High in the Rockies the third largest statue in the U.S. opens her welcoming arms, and lights up the night sky.

New fungal and bacterial species call this deadly lake home.

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

These giant metal horses graze on a hilltop near the Montana highway.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

Large one-man sculpture park in Michigan.

This lone tree and dramatic sandstone outcropping are so beloved by Michiganders they can be found on one of the state’s coins.

Strange physical sensations and optical contradictions keep visitors coming back for more.

The fifth-longest suspension bridge the world, connecting one Michigan peninsula to another.

Learn about the history and craftsmanship of carousels inside this museum located in a former post office.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

A heavenly experience, right here on Terra Firma.

Portland had a unique approach to Cold War-era protections.

This monument is a stark reminder of the horrors of the Zanzibar slave trade.

This elaborate tunnel is the first structure composed of cast concrete in the United States.

The island home of an unlucky whaling captain whose story inspired a great American novel.

One of the oldest living oak trees in the Southeast.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

This playground sculpture of an icon from the past is dedicated to the children of the future.

A giant milk bottle from the 1930s beckons drivers to this diner.

The decorations were inspired by an unlikely missing treasure.

This inanimate goat created by the "welding nun" has been helping to clean up the city of Spokane for more than 40 years.