Viejo San Juan

Old San Juan is home to the San Juan National Historic Site, with buildings dating from the 16th century, including the San Felipe del Morro and San Cristóbal fortresses and the old city walls. The Bautista Cathedral houses the tomb of Spanish explorer Juan Ponce de León. Brightly colored houses line cobbled streets and shady plazas, alongside cool cocktail bars and renowned Caribbean fusion restaurants. ― Google