The Andean Volcanic Belt is a major volcanic belt along the South American coast. The Ring of Fire is an area in the Pacific Ocean basin where earthquakes and volcanic eruptions occur due to the movement and collision of lithospheric tectonic plates.
The Agua y Paz (Water and Peace) Biosphere Reserve is characterized by mountain ranges, volcanoes and plains. The reserve is comprised of eight core zones that are protected wildlife areas. Its natural riches include wetlands, navigable rivers and tropical humid forests.
The Alberto Manuel Brenes Biological Reserve is a nature reserve in the central part of Costa Rica. It is part of the Arenal Tilaran Conservation Area which protects tropical forest area near San Ramón.
Arenal National Park is located in Alajuela province in northwestern Costa Rica. The park encompasses the Arenal Volcano, an active andesitic stratovolcano. It was Costa Rica's most active volcano until 2010 and one of the ten most active volcanoes in the world.
Barbilla National Park is located on the eastern slopes of the Cordillera de Talamanca in Costa Rica, within the Caribbean La Amistad Conservation Area. The park protects humid lowland rain forest along the Caribbean slopes of the Talamancan mountain range.
Barra Honda National Park is located in western Costa Rica and is part of the Tempisque Conservation Area. It was created in 1974 to protect its famous cave systems under the Barra Honda Peak which was formed when islets from the Miocene Era were raised above the plains of the river.
The Central America Volcanic Arc is a chain of volcanic formations that extend from Guatemala to Northern Panama, parallel to the Pacific coastline of the Central American Isthmus. They range from major stratovolcanoes to lava domes and cinder cones.
Cocos Island lies off the Pacific coast of Costa Rica and is the only island in the tropical eastern Pacific with a tropical rain forest. Surrounded by deep waters with counter-currents, Cocos Island National Park is admired by scuba divers for its populations of large marine species.
Corcovado National Park conserves the largest primary forest on the American Pacific coastline and is one of the few remaining sizable areas of lowland tropical forests in the world. It is considered the crown jewel in the extensive system of parks and reserves spread across Costa Rica.
Cordillera de Guanacaste is a volcanic mountain range in northern Costa Rica, near the border with Nicaragua. The mountain range forms part of the southern region of the Continental Divide and contains a number of volcanic peaks as well as several protected areas.
The Cordillera de Talamanca is a mountain range that lies on the southeast half of Costa Rica and the far west of Panama. The range rises from sea level on the Caribbean side to over 12,000 ft and then drops back down to the General Valley on the Pacific side.