This is part of the Francke Foundation Museum, a curiosity cabinet filled with different scientific and natural wonders.

The modern birthplace of Irish freedom.

Catholics make up 84% of Ireland's population but this Dublin museum remembers the small but important Jewish community.

A devastating booze inferno poured through the streets, claiming several victims who drank it.

The Grand Lodge of Ireland is one of the oldest in the world, full of fantastical, elaborately themed rooms.

This pub built its reputation pouring post-shift pints for employees of the cemetery with which it shares a wall.

The chaotic studio of one of the 20th century's most important artists has been preserved down to the dust.

Berlin's oldest surviving academic architecture hosted decades of animal dissections.

Also known as "Leicester's Folly," this almost cathedral was left unfinished and in ruins.

A hidden tunnel leads to an abandoned slate quarry that's now a secret swimming spot guarded by cliffs.

The decaying ruins of Wales' first asylum for the mentally ill.

A little-known castle set in a nature reserve.

A turn-of-the-century prophecy comes true when a mischievous wooden Devil watches the neighboring church burn to the ground

These precariously placed ruins harken back to a 13th-century castle.

This ancient abbey now lies in majestic ruin behind a caravan park.

Go back 50 years with a turn on one of the park's carefully restored vintage fairground rides.

This 19th-century island fort built to protect against an invasion by sea.

A Welsh sheep farm provides daily (non-sheep) meals to red kites, producing dazzling displays of aerial acrobatics.

One of the few surviving street funiculars in the world.

A 19th-century funicular railway shuttles visitors up this surprising sea cliff to one of the world's largest camera obscuras.

This former Welsh metal factory is now a lovely abandoned relic but was once one of the industry's world leaders.

Legends say that this small island was the final resting place of the Welsh saint of lovers.

Stroll through Welsh history in a village of reconstructed structures.

This Roman amphitheater is said to be King Arthur's legendary Round Table.