See an eternal blue flame like no other on this full day small group trek departing from bali you will trek the popular mount ijen and see the magnificent blue fire in ijen crater in banyuwangi this is the only place in south east asia and one of only two places in the world where you can see this natural phenomenon you can only see the fire during the night and afterwards you will be able to have excellent views of the fantastic landscape of the largest acid lake in java the ijen crater b