Tucson’s newest Hacienda in Down Town Tucson. The Bates Mansion is a true mansion with that Hacienda appeal. A must see for any Bride wanting the Old Pueblo feel for her wedding. We are in the heart of Down Town with Plenty of parking available to your guests. Come see what we have transformed the old Mountain Oyster Club into. A private club for 70 + years, is now available to you and your guests.