Discover Spark by Hilton Mystic Groton, your home base for adventures in southeastern Connecticut. Just off I-95, you’re minutes from Mystic Aquarium, Mystic Seaport Museum, and Olde Mistick Village. Guest rooms are bright, comfy, and thoughtfully designed with cozy beds and updated bathrooms. Start your day at the hotel’s complimentary Coffee & Bagel Bar, take a dip in the outdoor pool, or explore downtown Mystic’s shops and restaurants. Book their Mystic Aquarium Package and enjoy overnight accommodation with up to four tickets to the Mystic Aquarium. Save with Hilton Honors perks like advance booking discounts (up to 17% off), Military and Senior Rates, and up to 1,000 Hilton Honors Bonus Points per night.