Treasure Island Resort & Casino is a tribal gaming facility owned and operated by the Prairie Island Indian Community (PIIC) in Welch, MN – Goodhue County. From our spacious hotel and luxury spa, to our action packed gaming floor and fun-filled water park, it's an escape for the whole family. Open in Waze. () · [HOST] Open now: - Sunday - Monday - . Other. Featuring slots, 40 table games, a poker room, bingo, a steakhouse, an indoor water. Welch, MN Directions · () Call Now · More Info. Sturgeon Lake Road Welch, MN (opens in new window) · () (Phone). Treasure Island Resort & Casino · Sturgeon Lake Rd. Sturgeon Lake Rd, Welch, MN, US. Treasure Island Resort & Casino locations, rates, amenities: expert Welch research, only at Hotel and Travel Index. Located just forty miles from the Twin Cities outside the town of Red Wing, MN, some of the casino's most unique offerings include a marina, golf course and Treasure Island Resort & Casino. Minnesota casino hotel only 40 minutes outside of the Twin Cities. Hours · Known For. An easy mile drive from the Twin Cities/Minneapolis-St. Paul metro area, our room hotel is the second-largest in the state and features three towers with. Located right on the Mississippi River, casino resort boasts fine and casual dining options, a full-service salon and spa, a family-friendly water park and.