The Zacatal Bridge is in a city that is located on the southwest of what island?
Zacatal Bridge: The Zacatal Bridge (Spanish: Puente El Zacatal ) is located southwest of Ciudad del Carmen, in the state of Campeche in Mexico. Ciudad del Carmen:  Ciudad del Carmen is located at on the southwest of Carmen Island, which stands in the Laguna de Términos on the coast of the Gulf of Mexico.
Carmen Island