This replica of the Greek structure is in the heart of Nashville.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

House a green chile pork Crunchwrap swaddled in hot, fresh tortillas.

This 19th century mansion façade adorned with immigrant patriotism is a symbol of Louisville’s history.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

A local scoured more than 1,000 acres for stone to create his masterpiece.

One of the few surviving "Wigwam"-themed motels.

Prehistoric animals decorate this popular outdoor park.

The world's longest known cave system.

This grave marks the final resting place of a legendary frontiersman... unless it doesn't.

A theme park featuring a replica of Noah's Ark built to the measurements specified in the Bible.

A life-sized recreation of the megafauna that once roamed this region is a feature at the birthplace of American paleontology.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

A former limestone quarry has found a new life as a flourishing community garden.

This grave marks the final resting place of pioneer John Chapman, better known as Johnny Appleseed.

A monument to a Native American leader who was known for never breaking a promise and met his end after signing a deal with white settlers.

This sculpture is a cross between an observatory and an earth mound to honor the community's rich history.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

This presidential tomb was not dedicated until years after Harding's death due to personal controversy.

This pair of eccentric Ohio castles were built by a pair of brothers who wanted to bring a bit of class to the Ohio wilderness.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

Where beautiful signs live on forever.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.