The Barrier is a park that's located in the center of Castro Urdiales, facing the Square Gardens, where the Monument to Ataulfo Argenta sits. Due to its location, the park is often used as a meeting point for friends, people who want to take a walk with their pets, or as a place to take the kids to play. In the center of Barrier Park, there's a kiosk, which kids usually use to play on. The park also has a playground with swings for children. It also has numerous benches and shaded areas.