River in Costa Rica Found: 2 | Change Filter Options Localista Localista is renowned for its unique approach to travel, emphasizing genuine, locally-focused adventures in the picturesque landscapes of Costa Rica. Expertly catering to both group excursions and solo travelers, the company stands as a beacon for... Rio Sierpe Mangrove Tour Explore the Rio Sierpe mangroves in Costa Rica and discover its wildlife with Osa Rural Tours Cooperative.