Ключевые слова: ancient, ancient artifacts, ancient civilization, ancient tools, archaeological finds, archaeological research, archaeology, artifact, cave, cave dwelling, cave man artifacts, cave man tools, dark, dark background, education, educational science, exploration, exploration history, geology, geology education, geology specimens, hammer, hammer stone, history, minimalist, minimalist still life, monochrome, monochrome texture, prehistoric, primitive, primitive culture, primitive technology, primitive tools, primitive weapons, rock samples, rock textures, rocks, science, still life, stone, stone age artifacts, stone age tools, stone tools, texture, tools,