One of the most popular megalithic sites in Ireland stands as a humbler version of Stonehenge.

An oddly conical beacon perched atop beautiful Irish cliffs.

Sip mead from an East Nashville apiary while snacking on barbacoa tacos.

A historical home in upstate New York honors the work of John W. Jones, a formerly enslaved man who was a major agent for the Underground Railroad.

All that remains of one of the Civil War's more deadly POW camps is a simple flagstone.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

The little-known final resting place of one of America's greatest writers.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

A historic presidential getaway on the continental United States' southernmost island.

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A monument celebrating the idea of reaching inaccessible places.

"We Seceded Where Others Failed."

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.