Rummu Karjäär (Estonia) - The workforce of this mining site Rummu Karjäär came from a nearby prison. When this was shut down, and the pumps with it, the mine flooded. Now you can dive and swim in this water museum. Discover more unique travel inspiration
Lahemaa National Park is located on the north side of Estonia. This park serves and overview of authentic natural and cultural landscapes in Estonia. It is surely a perfect place for hiking and for exploring the nature.