World's largest cave was only discovered in 1991, and now offers tours to the public.

Two ancient Buddhist temples crown this dramatic rocky pinnacle.

A taste of Egypt on the outskirts of Geelong.

This slightly spooky yet nostalgic theme park claims to be the first of its kind in Australia.

Believed to have once stored either human remains or rice wine, thousands of mysterious stone jars lie in ruin.

This Vietnamese bar doubles as a multistory labyrinth.

A fascinating insight into daily life in the Eastern Bloc.

When German-Iraqi relations broke down, this embassy was vacated post haste.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

Art and a pun, all in one.

This futuristic German spa allows visitors to float in a pool of salt water while zoning out to underwater techno.

Berlin's old airport.

Super-heavy Nazi architectural experiment.

The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.

A collection of abandoned typographic signs from Berlin and beyond.

This little museum is making sure that the art and history of the graffiti sticker is not scraped from history.