Gulf of Mexico Gulf of Mexico The Gulf of Mexico () is an ocean basin and a marginal sea of the Atlantic Ocean, largely surrounded by the North American continent. It is bounded on the northeast, north and northwest by the Gulf Coast of the United States, on the southwest and south by Mexico, and on the southeast by Cuba. The U.S. states of Texas, Louisiana, Mississippi, Alabama, and Florida border the Gulf on the north, which are often referred to as the "Third Coast", in comparison with the U.S. Atlantic and Pacific coasts. The Gulf of Mexico formed approximately 300 million years
State of Mexico State of Mexico The State of Mexico (, ) is one of the 32 federal entities of Mexico. It is the most populous, as well as the most densely populated state. It is divided into 125 municipalities and its capital city is Toluca de Lerdo. The State of Mexico is often abbreviated to "Edomex" from "Estado de México" in Spanish, to distinguish it from the name of the whole country. It is located in South-Central Mexico. It is bordered by the states of Querétaro and Hidalgo to the north, Morelos and Guerrero to the south, Michoacán to the west, Tlaxcala