A brutalist gem towering over the heart of Milan.

Once housing children next to hardened criminals this historic jail once displayed Ned Kelly's skull until it was stolen.

This historic Melbourne bullet factory is fully encased in a massive glass and steel cone.

One of Edinburgh's oldest pubs hides a 19th-century skittles alley in the back.

This allegedly haunted 16th-century tower house-turned-museum exhibits thousands of spectacular objects.

A succession of eerily contemplative iron figures lead from a Scottish museum to the sea.

Enter this small nook and you'll be surrounded by 360 degrees of street art.

This grave marks one of few bodies retrieved from the disastrous Franklin Arctic expedition.

The artwork mysteriously appeared within an Edinburgh cemetery.

This sculpture commemorates Edinburgh's sister city and their respective celebrity dogs.

Where Agatha Christie mysteriously disappeared in 1926.

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

This strange moor has a song written about it, Bronze Age carvings, and an alien sighting.

The photographs of "fairies" that fooled much of the world (including the creator of Sherlock Homes) were taken at this English stream.

This quaint funicular has been ferrying people up and down an English valley since the Victorian era.

A modern English garden of eccentric beasts, follies, and oddities.

This remarkable building has a lot to offer, even if you're not placing a bid.

Although it appears ancient and mysterious, the quirky folly was actually built 200 years ago by an eccentric estate owner.

A small waterfall tucked away in the forest of Harmby Gill.

A little-known ruin with a convoluted history and a fascinating latrine drainage system.

This hidden natural fountain issues forth a steady supply of supposedly healing water that tastes like rotten eggs.

This building was once a town hall, a fire station, a prison, a dairy market, and the target for two marksmen.

This Victorian footbridge over the River Tees was originally built to carry water from the high moorland to the industrial towns on the coast.

This industrial chimney looks rather out of place, isolated in the middle of an attractive woodland.