The Belvedere has been considered the finest mansion in Galena since it was built in 1857. Come experience its majesty for yourself. Special pricing is available for groups. Inquire within about discounts offered. Don’t miss this experience of a lifetime! The Belvedere Mansion and Gardens are open to the public from mid May to mid November. This historic 22 room mansion is truly lavish, the largest and “most often visited” Italianate mansion in Galena for more than 33 years!