Officially San Francisco de Campeche, this UNESCO listed seaside city is the only walked city in Mexico. The walls were for protection from pirates.
The old city is very walkable and the colonial Spanish design is apparent. I didn't see anything of what was there before the conquest.
The photos are all in the historic old town, beginning at the current waterfront (which is actually landfill). The beach was originally almost at the walls in the 4th picture.Read more