The best place to spend the carnival in Brazil, I recommend you to stay in the capital Pernambuco and visit the cities Coroa Vermelha, Prado, Cabralia, Troncoso, Arraial d'Ajuda (a perfect island, where you should enjoy your nights in pubs)
More like Bahia
Hotel Marquês de Pombal
Aranwa Paracas Resort & Spa
Hotel SOFIA Barcelona - in the Unbound Collection by Hyatt