dangerous winding m-20 dirt gravel road to tskhratskaro pass, georgia

bakuriani borjomi car caucasian caucasus dangerous dirt drive forest georgia georgian grass grassland gravel green hill ktsiatabatskuri landscape lesser m20 meadow mountain nature offroad outdoor pass peak range remote reserve ridge road rock route samtskhejavakheti scenery scenic stone summer switchback tourism transport travel tree trialeti tskhratskaro valley vegetation view winding m-20 driving distance mountains