It's home to the taxidermy remains of Peter, the dog who helped convict a murderer.

Built over an abandoned train yard, this hidden gem is full of winding paths and offers gorgeous views of Sydney Harbour.

People can't get enough of these adorable Japanese photobooths.

The ruins on a deserted tropical island in the Philippines bear the scars of WWII.

A magically clear, blue river that seems to spring from nowhere.

Once known throughout Europe, this tiny and unusually progressive 18th century micro-nation within Lithuania now lies in ruins.

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.

One of the largest mines in Bulgaria is now home to a vast museum more than 100 feet underground.

Outstanding, eerie frescoes and decorations fill this 19th-century monastery.

A spectacular Bulgarian cave resembling a devil's head with a waterfall rushing down its throat.

A very peculiar and macabre statue calls Tugatog Cemetery home.

A vast personal collection of World War II artifacts unearthed over many years by a father-son duo.

Hundreds of wooden coffins dangle from cliffs and caves in the Philippines.

This architectural beauty is the home to a personal collection of more than 600 examples of mechanical musical instruments.

The best place in the world to buy tinned fish.

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

This abandoned five-star hotel is now a five-star urban exploration destination.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

This charming candle shop has been in business since 1789.

A unique seaside cave where Aleister Crowley faked his own death.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

A submerged village appears when dam levels drop.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Houses are tucked between, on, and underneath giant boulders.