Geological Feature/Landform

The Mesoamerican Barrier Reef System is a marine region, underwater ecosystem and geological structure that stretches from the Yucatán Peninsula down to Belize, Guatemala and Honduras. Dazzling arrays of coral form this underwater wilderness, providing homes and food to hundreds of species.

Montserrat is an island and overseas territory of the United Kingdom in the West Indies, nicknamed "The Emerald Isle of the Caribbean." The Soufrière Hills volcano is an active, complex stratovolcano with many lava domes forming its summit on the Caribbean island.

Chirripó National Park is named for its most prominent feature, Cerro Chirripó, the highest mountain in Costa Rica. Five ecosytems found in the park include lowland tropical wet forest, premontane tropical wet forest, lower montane wet forest, montane wet forest and subalpine wet forest (páramo).

Mount Roraima is the highest of the Pakaraima chain of tepui plateaus in South America. Its summit area is bounded on all sides by cliffs and serves as the tripoint of Venezuela, Guyana and Brazil. The tabletop mountains of Roraima are considered to be the oldest geological formations on Earth.

Nicoya Peninsula lies along the northern section of Costa Rica's Pacific coast. The Gulf of Nicoya separates the Nicoya Peninsula from the mainland of Costa Rica and encompasses a marine and coastal landscape of wetlands, rocky islands and cliffs.

The Northern Patagonian Ice Field, located in southern Chile, is the smaller of two remnant parts in which the Patagonian Ice Sheet in the Andes Mountains of lower South America can be divided. It is completely contained within the boundaries of Laguna San Rafael National Park.

Ometepe Island is located in southwest Nicaragua, formed by two volcanoes rising out of Lake Nicargua. It is the lake's largest island. The two imposing volcanoes, Maderas and Concepcion, define its topography. The island was designated a Biosphere Reserve in 2010.

Beginning high in the Sierra Parima Mountains of Venezuela and Brazil, the Orinoco River flows in a giant arc before discharging in the Atlantic Ocean in Venezuela. Its tributaries are the major transportation system for eastern and interior Venezuela and the llanos of Colombia.

The Paraná River is the second longest river in South America. Running through Brazil, Paraguay and Argentina, it becomes an alluvial basin before emptying into the Río de la Plata. The Paraná Delta consists of several islands known as the Islas del Paraná.