It is the Yucatan Peninsula.
The two countries that border the Gulf of Mexico are ; USA and Mexico. And The Peninsula in SE Mexico is the Yucatan Peninsula
Yucatan Peninsula is off the southeast coast of mexico.
Cuba
Yucatan Peninsula.
Yucatan Peninsula - Gulf of Mexico and Caribbean Sea
Yucatán Peninsula
The Yucatan.
yucatan
Mexico shares the southeastern Yucatan Peninsula with both Belize and Guatemala. It also shares, but in name only, the Baja California Peninsula, with the United States.
United States, Mexico, Cuba.
Cuba
Cuba.CubaCubaCuba is due south.Cuba.The country that is directly south of Florida is the country of Cuba. Cuba's official name is actually the Republic of Cuba.