The Fiestas de la Calle San Sebastin are a four-day street festival held in the San Sebastin neighborhood of San Juan, Puerto Rico. The festival is one of the largest and most popular in Puerto Rico, and it attracts over 1 million people each year.
The festival was first held in 1954, and it has been held annually ever since. The festival celebrates the feast day of Saint Sebastian, the patron saint of San Juan. The festival features live music, dancing, food, and drinks, and it is a major cultural event for Puerto Ricans and visitors alike.