San Juan, located in North Puerto Rico, is a vibrant and historic city that beautifully blends old-world charm with modern amenities. As the capital and largest city of Puerto Rico, San Juan is a bustling metropolis that offers a unique cultural experience and a rich history that dates back to the 16th century. The city is divided into several districts, each with its own distinct character and attractions. The most famous district is Old San Juan, a UNESCO World Heritage Site, known for its colorful colonial buildings, cobblestone streets, and imposing fortresses. Here, visitors can explore historic sites such as El Morro and Castillo San Cristobal, which offer breathtaking views of the Atlantic Ocean.