About Old San Juan
Fortifications, Historical Places, Historic, Interesting Places, Historic Districts, Castles
Old San Juan (Spanish: Viejo San Juan) is a barrio of San Juan, Puerto Rico, located on the Isleta de San Juan. It is the oldest settlement within Puerto Rico and the historic colonial section of the city of San Juan. The western portion of the islet and barrio is a National Historic Landmark District and is listed on the National Register of Historic Places as the Old San Juan Historic District.