Águas de São Pedro
Águas de São Pedro () is a Brazilian municipality in the state of São Paulo located from the state capital. At only , it is the second-smallest Brazilian municipality in terms of area, and had a population of 2,707 in 2010. Águas de São Pedro means "Waters of Saint Peter". Its name is derived from the mineral springs in its territory and their location, which before the city's founding were part of the municipality of São Pedro (Saint Peter).
San Pedro del Pinatar, Spain
San Pedro del Pinatar (Saint Peter of the Pinewoods) is about 49 km from the provincial capital, Murcia. The municipality is situated between the Mediterranean Sea coast and the Mar Menor ("Little Sea"), a coastal saltwater lagoon which is the largest in Europe. The Mar Menor coast belongs to other three municipalities: San Javier, Los Alcázares and Cartagena. The latter is not by the Mar Menor itself, but in the Mediterranean.
San Pedro del Pinatar occupies a small peninsula with 14 km of coastline between the two seas. The terrain is a mostly low-lying littoral depression, with an average elevation of only 13 m above mean sea level.