Harghita is fine, since is cold, and quite flat. Other areas suitable for this are Apuseni Mountains (Western Carpathians). WE had good experience in the past, organizing such activities with some French partners. More info abou the Apuseni Area: www.parcapuseni.ro and www.apuseniexperience.ro
This project has been funded with support from the European Commission.
The European Ecotourism Knowledge Network (ECOLNET) is a 3-year project (2010-2013) co-financed by the European Commission, Lifelong Learning Programme, Transversal Programmes, Key Activity 3-ICT Networks.