 It occupied the entire block and was claimed to have single-handedly changed Denver's image of itself from a frontier boomtown to a world class city.The following years saw many other grand buildings erected, including Union Station in 1881, the 10-story Brown Palace Hotel in 1892, and the Colorado State Capitol Building in 1894 as well as splendid homes for millionaires like the Croke, Patterson, Campbell Mansion at 11th and Pennsylvania and the now-demolished Moffat Mansion at 8th and Grant.The city was beginning to take on a "big city" image.