Town full of spiritualists, some of whom are mediums, is still in full swing after 130 years.

It was once nicknamed "the most bombed hotel in Europe."

These engineering masterpieces are a dominant feature of the Belfast skyline.

A museum marks and documents the site of the Titanic's launch.

The atmospheric road was never meant to be so creepy.

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

Northern Ireland's Brobdingnagian stepping stones.

A celebration of the animation wizard's childhood home and antique railroad memorabilia collection.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

An island graveyard with spectacular views of the Caribbean.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

Come for the springs; stay for the mud bath.

A magnificent waterfall nestled in the heart of the El Yunque National Forest.

This huge pile of volcanic boulders hides a stunning network of secret grottoes.

A safe place for the wild donkeys of a hot vacation destination.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Next door to Tokyo DisneySea is a giant sculpture created by Taro Okamoto symbolizing the dynamism of life.

This modest plaza in Moneygall, Ireland has cashed in on its distant connection to the U.S. president.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

The ruins of a medieval monastery named after a type of tree.

Ireland's most remarkable collection of these curious cone-shaped houses is worth the buzz.