Booking in Advance And Get Up To 20% Discount Barceló Karmina Palace Deluxe, Mexico. Enjoy Super Summer deal. Booking in advance at Barceló Hotels & Resorts brings rewards. Guarantee your summer vacation at the best price. Book now and get the best discount available. We will also give you discount coupons to redeem for hotel services and the opportunity for early check in. Dont miss this offer and take advantage of this unique opportunity. Availability is limited. T&C: Booking period : 31/08/2015.