Monkey Park: a small, nonprofit wildlife refuge about 11 miles outside of Tamarindo.
Playa Grande: a beach town just north of Tamarindo where you can surf, shop, eat,
Las Baulas National Marine Park: includes several beaches; has the largest nesting colony of leatherback sea turtles on the Pacific coast of Costa Rica. Leatherback sea turtles are one of the largest reptiles on earth and they are on the brink of extinction. The nesting season is November through April.
Pacific Coast Dive Center: diving programs at different points in Catalina Islands. Divers must be certified divers and at least 10 years old.
Tamarindo Estuary Kayak Tours: a 2.5 kayaking tour on an estuary between Tamarindo Beach and Playa Grande. Children under 10 are not allowed on the tours.
Los Altos de Eros Boutique Spa: relax and enjoy a spa treatment in one of five rooms that overlook the Pacific Ocean and the tropical forest, then follow it up with a gourmet lunch. They provide transportation from Casa Tranquila to the spa and back.
Guanacaste tours: enjoy Heliconias Rain Forest & Hanging Bridges tours, Palo Verde Nature Cruises, a Hidden Garden Art Gallery, white water rafting, ATV tours, snorkeling tours, fishing tours, river float tours, horseback riding tours, and more!
Hike the Samara Trails: a 2.5 hour hike through a tropical dry forest.
Take a horseback tour at Black Stallion: take a 2 hour ride on this private ranch with a cowboy guide, and then enjoy a BBQ buffet cooked for you.
Hike to the Rio Celeste in Tenoria Volcano National Park: sulfur and carbonate from nearby Tenorio Volcano combine to make up the beautiful blue color of this river. The hike includes views of a waterfall and hikers can cool off in the pool below the waterfall.
Tour the El Viejo Wetlands: visit this wildlife refuge which is home to many endangered species.
Palo Verde National Park: this national park is within 30 minutes of Guanacaste and it is home to various birds, crocodiles, lizards, iguanas, and white faced and howler monkeys. View the beauty of the park from a boat tour.
Playa Hermosa: this beautiful beach was voted the best beach in Costa Rica.