San Sebastián is known locally as La Ciudad de los Petateros (The City of the Petate Makers), it holds a distinct charm rooted in its history of crafting petates, traditional woven mats used for various purposes.
One of the main attractions in San Sebastián is the Parque de las Cavernas del Río Camuy, located nearby. This expansive park features the third-largest underground river cavern tem in the world.
Local cuisine in San Sebastián is found in restaurants like Mi Pequeño San Juan and El Tesoro Escondido that offer authentic Puerto Rican dining experiences, often featuring live music and warm hospitality that enhance the culinary journey.
Famous landmarks in San Sebastián include the Parroquia San Sebastián Mártir, a historic church dating back to the 18th century. 
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