These barriers stand as stark reminders of Northern Ireland's troubled past.

One of the oldest Christian churches still standing in the Americas, and almost certainly Mexico's oldest in continuous use.

A museum dedicated to the tragedy of Bloody Sunday.

These murals stand as reminders to the troubled history of this Northern Ireland city.

Northern Ireland's Brobdingnagian stepping stones.

Erected in memory of Sir Arthur Conan Doyle, who was born close to this spot, this statue commemorates the author and his famous detective.

A retired military stronghold on the rolling green coast of Donegal.

This rare and ancient Christian relic is one of Ireland’s oldest freestanding stone crosses.

This Italian-style temple replica has been threatening to fall off the Irish coast for hundreds of years.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

This tiny train shuttles passengers to one of Northern Ireland's most spectacular sights.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

Amazing vistas await visitors to this stretch of coastline.

The lake that fills and empties itself at random.

This stone harbor was key to Carnlough's limestone industry.

The "Black Arch" guards the entrance to the picturesque Glens of Antrim.

Every year locals give the bear a fresh coat of paint to preserve its signature goofy grin.

This giant sculpture is both loved and disliked by the local community.

The artwork is a community's ode to the "father of Irish tourism."

A painting to honor the oldest reserve squadron in the Royal Air Force.

These huge glacial erratics are humorously named after a much much smaller bird.

These sculptures honor the knights who once called Carrickfergus Castle their stronghold.

A restored World War II Churchill Mark VII Tank now stands guard in Carrickfergus.

High on a hill, an obelisk stands as tribute to local soldiers from several wars.