Have a family staycation you’ll remember forever with a trip to The Lagoon water park at Treasure Island Resort & Casino. Book our Water Park Family Package with promo code: LAGOONFM now through Sunday, May 31 and receive a discounted room rate, passes to The Lagoon water park for up to five, a $15 food voucher and $10 in FREE slot play. You’ll also receive a voucher good for $5 in bonus play with the purchase of $10 at Cyber Quest arcade and one hour of FREE child care with the purchase of an hour at Kids Quest. Call 1-888-867-7829 or book online to make your reservations today.