An unusual manor of stunning beauty, born out of a crippling disease.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

An Iron Age fort on the edge of a seaside cliff offers a glimpse into an ancient, mystical world.

Local legend says the remains of Father Christmas lie within the medieval grounds.

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

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

This mysterious Bronze Age standing stone has become a place where couples profess their love.

Aliens and monsters lurk inside this museum dedicated to one man's lifelong adoration of all things sci-fi.

This lab's maddening silence is good for business but bad for sanity.

After the musical legend's death, his memorial was mysteriously graffitied in gold.

When waves crash onto this section of beach, the rocks sing a song.

This kaleidoscopic mural shows Bob Dylan throughout his transition from young troubadour to Nobel laureate.

A collection of pianos and more guaranteed to delight anyone interested in music history.

Find out what it sounds like when doves cry at Prince's recording studio estate turned museum.

When King Oswald was killed in battle, an eagle dropped his arm here creating a new spring.

The longest and tallest aqueduct in Britain can actually be sailed across.

The sculpture is made of more than 100,000 knives collected to raise awareness about violence.

Cavernous opening completely encased in Karst limestone.

You may get stranded and everyone's peeing in the water, but at least there's cocktails!

Nature took her revenge on the "Wickedest City in the World."

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

You can only access this hermitage by crawling under a ledge suspended above an overhang.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”