Eric Walker added 'Sistine Chapel of the ancients' rock art discovered in remote Amazon forest | Archaeology | The Guardian to a number of topics
Eric Walker added Human Language Has Its Origin in Cave Paintings, Linguists Argue | Inverse to Ice Age art
Eric Walker added Neanderthal Cave Art Proves Humans Aren't the Only Artistic Species | Inverse to a number of topics
Eric Walker added a number of topics and a number of links to Art, music, sculpture, architecture and design, and added Art, music, sculpture, architecture and design to Aesthetics and Technology
Eric Walker added a number of links to Ice Age art, and added Ice Age art to Art, music, sculpture, architecture and design