Other sites include , , , (Cave etchings and discovered in 2003), and Magura , Belogradchik, . Rock painting was also performed on cliff faces, but fewer of those have survived because of . One well-known example is the rock Outback Paintings of in the area of . When first encountered the Outback Paintings of the , , in 1879, the academics of the time considered them hoaxes. Recent reappraisals and numerous additional discoveries have since demonstrated their authenticity, while at the same time stimulating interest in the artistry of peoples. Cave Outback Paintings, undertaken with only the most rudimentary tools, can also furnish valuable insight into the and beliefs of that era.
