资料题：What is offered exclusively to guests staying two nights or more?

Mangrove ResortSpecial PackagesBask in clear blue waters at Mangrove Resort and enjoy five-star treatment in our luxuriousrooms, restaurants, and sports facilities! Everyone can find something to take part in withMangrove's variety of tours, diving excursions, and recreational activities. Mangrove Resort is theperfect place for a vacation with your friends and family. And as a special promotion, from July 20 toAugust 20, we will offer vacation packages at 15 percent off peak rates. Take advantage of this chancefor incredible savings and enjoy the beach with your loved ones. Day Tour Package Adult: $40 Children: $30Includes:•Buffet lunch•Airport transfers by land and sea •Speed boat trips to snorkeling sites•Use of water sports equipment, including kayaks and full snorkeling gear •Use of resort facilities, basketball courts, beach volleyball courts, and music roomOvernight PackageBay Cottages and Beach VillasSingle: $130 per person, per night Double: $110 per person, per night Includes:•Airport transfers by land and sea •Speed boat trips to snorkeling sites •Breakfast, lunch, and dinner buffet •Lunch on Alligator Island*•A choice of an introductory scuba diving course or free spa services •Use of water sports equipment, including kayaks and full diving gear •Use of resort facilities, basketball courts, beach volleyball courts, and music room*Only available to guests staying more than two nights.All packages include service charges and applicable government tax.