Monteverde: Monteverde: its a biological reserve considered one of the most diverse places in Costa Rica and a major ecotourism destination with more than 500 species of orchids, more than 300 species of birds, more than 100 species of mammals.  

Monteverde  was enshrined as one of the 

Seven Natural Wonders of Costa Rica

Where you can see the amazing quetzal. With lots of activities one of the most populars are the hanging bridges at high altitude.