Places kaiobscura Wants to Go

The entrance to this Frankfurt subway station looks like an old tram car crashed into the concrete sidewalk.

Walk underneath a railway bridge over the river Reuss with just a metal grating under your feet.

This natural "sea of stones" was once used by the Romans as a quarry.

This museum in the small German city offers a unique glimpse into World War II history.

This mine is home to the largest man-made hole in Europe.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

In this brilliant blue spring in Germany, legend has it that a sad mermaid learned to finally laugh.

The world's first jet-powered aircraft were assembled by the Germans in this secret factory in the forest during WWII.

A pyramid in Central Europe of unknown origin.

Fantastic stories on a miniature railroad.