The world's smallest drawbridge.

Former meatpacking facility turned vertical farm and sustainable business complex.

The clothes-washing king doubles as a community center with some unusual features, including an aviary filled with finches.

The Bong-area park police have asked visitors to please, stop stealing the signs.

This lakefront cottage was crafted in the 1800s and was once a sanitorium.

A renowned Civil War veteran, this Bald eagle now presides over the Wisconsin State Assembly.

The site of an ancient Mississippian settlement that appears to have flourished during the 10th to 13th centuries.

This cave holds a surprisingly colorful variety of geological oddities.

Every winter, the wind carves blocks of frozen water into beautiful abstract shapes inside this unusually curved tunnel.

Picturesque and haunting, these 160-year-old stone ruins on top of a bluff are the only remains of a settler's legacy.

A tiny 1857 chapel sits on top of a secluded, forested hill.

Prayers and messages of hope decorate the ceramic tiles of this pavilion.

This forgotten beach house built to look like a Frank Lloyd Wright masterpiece overlooks a hidden beach.

"Looks so real, it's scary!"

Hidden away in the city of Madison, Wisconsin is a nearly forgotten home that Frank Lloyd Wright built for a childhood friend.

Comprised of Spanish war cannons, this sculpture once graced the bow of a WWI warship.

Where experiments are conducted on all things wood.

The arboretum whose marshy soil sucked up the dreams of housing developers.

The final resting place of one of Thomas Jefferson's formerly enslaved sons.

Before he was America’s most famous preservationist, John Muir was an ingenious mechanical inventor.

A hundred-year-old museum filled with giant physics toys and experiments designed by grad students.

A largely forgotten and touching neoclassical marble fountain overlooking a bear mound effigy.

Some North Carolina Cherokee have been keeping their history alive for decades with a single play.

Cherokee alphabet, proof of ancient North American Jews, or just a hoax?