Prompt
gptkbp:instance_of Colosseum
image of the Colosseum, an ancient amphitheater, in Rome, Italy, with a mix of travertine limestone, tuff, and brick-faced concrete structure, standing 48 meters high, 189 meters long, and 156 meters wide, with a capacity of up to 80,000 spectators, surrounded by arches and columns, with a velarium roof, in a realistic and detailed style, during daytime, with a clear blue sky, and tourists walking around it, in the style of a high-resolution photograph.