One treatment: You'll be able to enjoy an Ishga facial, hand massage or body massage which aim to have you super relaxed! Light lunch: Plus, you'll enjoy a light lunch served in the spa or lounge! Location: Located in the well known Mercure Hotel, Dartford. Spa day: Really treat yourself with a spa day for one person at Mercure Hotel. Includes: Three-hour spa access and relaxation room access plus robe and slippers! Valid: Tue-Thu 9.30am-6pm. Indulge Yourself Spa Day | Regional | Living Social