Linnanmäki is an amusement park located in Helsinki, Finland. Opened in 1950, it features a variety of rides and attractions suitable for all ages, including roller coasters, carousels, and games. The park is known for its beautiful views of the city and its vibrant atmosphere. In addition to rides, Linnanmäki offers entertainment options such as live performances and seasonal events. The park is also home to the Linnanmäki Amusement Park Foundation, which supports children's welfare projects in Finland. Admission to the park is free, but visitors need to purchase tickets for individual rides and attractions.