"The Giant Dome, largest stalagmite thus far discovered. It is 16 feet in diameter and estimated to be 60 million years old.… https://www.rawpixel.com/image/8799733/photo-image-art-vintage-public-domainFree Image from public domain licenseseven figures in LLQ blowing horns, playing gongs, cymbals and drums and lighting firecrackers; 3 figures inside a building… https://www.rawpixel.com/image/7655343/image-vintage-art-treesFree Image from public domain license