San Gregorio da Sassola borders the following municipalities: Capranica Prenestina, Casape, Castel Madama, Ciciliano, Poli, Rome, Tivoli.
San Francisco | San Diego | San Salvador | San Antonio | San Pedro Sula | San Juan | San Diego Padres | San Francisco Giants | San Sebastián | San Francisco 49ers | San Francisco Chronicle | San Francisco Museum of Modern Art | San Francisco Bay Area | University of California, San Diego | San Jose | San José | San Francisco Bay | San Francisco Opera | San Marino | San Lorenzo | San José, Costa Rica | San Miguel de Tucumán | San Fernando Valley | San Diego Chargers | San Miguel | San Francisco Symphony | San Diego State University | Grand Theft Auto: San Andreas | University of California, San Francisco | San Pedro |