The Sierra Madre Oriental mountain range.
There are two of them. One would be the Florida peninsula in the United States; the other would be the Yucatan peninsula in Mexico. See related questions below for details on the Yucatan peninsula.
Cancun is connected to the Yucatan Peninsula in Mexico.
Yucatan Mexico just 2 hours west of Cancun, between Cancun and Merida.
Nothing. Mexico's Mainland is connected to the Yucatan peninsula trough the Tehuantepec Isthmus; such peninsula borders both the Gulf of Mexico and the Caribbean Sea. Maybe you are referring to the long, slim peninsula to the northwest, known as Baja California. Such peninsula is separated from the mainland by the Sea of Cortes or Gulf of California.
Cancun is a city in the Yucatan Peninsula. Yucatan belongs to Mexico.
Cancun is located on the eastern Yucatan Peninsula, a triangular-shaped flatland mostly composed of limestone. It is located on eastern Mexico.
The Yucatan peninsula.
Yucatan Peninsula in Mexico
There is still an area called the Yucatan Peninsula. It is in Southeastern Mexico.
The Yucatan Peninsula.
The Yucatan peninsula.
The Yucatan Peninsula is part of the country if Mexico.