The Cordillera Septentrional runs parallel to the north coast of the Dominican Republic

Dominican Republic

The Dominican Republic is a nation on the island of La Hispaniola, part of the Greater Antilles archipelago in the Caribbean region. The western third of the island is occupied by the nation of Haiti, making Hispaniola one of two Caribbean islands that are shared by two countries...

, with extensions to the northwest, the Tortuga island, and to the southeast, the Samaná

Samaná

Samaná is a province of the Dominican Republic. Its capital is Santa Bárbara de Samaná, usually known as Samaná.Samaná is located on the coast of the Atlantic Ocean in the northeastern part of the Dominican Republic. It is known for its mountains of which it is almost entirely formed...

 Peninsula where it becomes the Sierra de Samaná. Its highest mountain is Diego de Ocampo

Diego de Ocampo

The Diego de Ocampo is the highest point in the Cordillera Septentrional in the Santiago Province, Dominican Republic. Diego de Ocampo was the name of a rebelled slave who pillaged and sabotaged plantations in Concepción de la Vega, San Juan de la Maguana, Azua de Compostela and Bahoruco. He made a...

, close to Santiago de los Caballeros

Santiago de los Caballeros

Santiago de los Caballeros is a city in the Dominican Republic. Founded in 1495 during the first wave of European colonization of the New World, today Santiago is the second largest metropolis in the Dominican Republic, located in the north-central region of the Republic known as Cibao valley...

, with 1,250 mts. There are several small plains between this range and the Atlantic Ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

. Rivers are short and most of them flow to the north.