Hello how may I help you? Can you tell me something about Denver? That would be the Republic Plaza What is Republic Plaza? Is it the tallest building in Denver? Yes, it is the tallest building in Denver How tall is the building? It is 710 ft tall Wow. Has anyone ever skydived off of that building? Yes - several people have attempted basejumping successfully from this building. I want to do that someday. thanks for the info No problem. Have a good day!