Hello how may I help you? Can you answer a question for me yes I can answer questions about cities, what is your question what is the tallest building in Denver the tallest building in Denver is the Republis Plaza. Would you like to know more about this building? How tall is it? 714 feet (218 m) where is it located? 370 17th Street, Denver, Colorado Can you tour ? Yes, daily 9-5 Thanks