Usually when thinking about travel and vacation, one imagines beaches, mountains covered in snow and beautiful landscapes. However, not all of the destinations are interesting to visitors because of the comfort or attractiveness of natural beauty. Some destinations appeal to people due to opposite qualities, extreme and dangerous environments. Around the world, there are destinations where landscape conditions are considered as extreme as those of hell with burning holes in the ground, poisonous air, extremely high temperature and volcanic activities.Despite all this, the tourists, photographers and adventure seekers are attracted by such hell-like destinations. Below are some of them