1. First we'll take you to the virtual tour to the North-East Estonia where the largest Industrial Area is situated. Ida-Viru County is an exciting and unique part of Estonia. Here, you can see the architectural heritage from the Soviet era, abandoned mines, and surreal industrial landscapes, surrounded by some of the largest forests and bogs in Estonia. 

Old tehnology can be spotted in Mining museum Eesti Kaevandusmuuseumi- maa all ja maa peal.  The oil shale was used to generate electricity. 

Problems:

Enviromental pollution

Large ash hills in northeastern Estonia 

Solution:

Oil shale is still mined but the electricity is not generetated anymore.  

The mining tehnology is changed

Ash hills are turned into Whole Year Recreation Area - Kiviõli seikluspark 

A history of Ash Hills

Kiviõli Seikluskeskus during Winter time.