Offering an outdoor swimming pool with free loungers, parasols and a hot tub, Rainbow 3 Complex in Sunny Beach provides air-conditioned studios and apartments. The beach is 300 m away. Amenities at the Rainbow’s units also include a kitchenette with a fridge and kitchen utensils. Seating facilities are provided as well. The private bathrooms come with a shower or bathtub. The à-la-carte restaurant serves European and Bulgarian cuisine, as well as grilled specialities. On the premises you can find a miniature golf course, a fitness centre and a sauna, all at a surcharge.

Kids have fun on the free playground in the garden. Rentals of cars or bicycles are arranged on request. Shuttle services to Burgas Airport, 30 km away, are offered against an additional fee. The lively centre of the resort is set a 800 m leisure walk from the complex. Sunny Beach Bus Terminal is 600 m from the Rainbow 3, and the local bus stops is 50 m away. This is our guests' favourite part of Sunny Beach, according to independent reviews.