An amusement park was a location for entertainment. Some amusement parks were theme parks, centred around a theme.
The Parakon Corporation started a branch on Earth during the 20th century, running the Space World amusement park. (AUDIO: The Paradise of Death)
The Sixth Doctor, Peri and Frobisher tried to hide themselves from the red robots at an amusement park at Antarctopolis. (COMIC: Façades)
The Eleventh Doctor took Clara Oswald, Angie, and Artie Maitland to Hedgewick's World of Wonders, the biggest and best amusement park ever built, which took up the entire surface of a small planet. (TV: Nightmare in Silver)
To celebrate the holidays, the Thirteenth Doctor and Team TARDIS sought to visit an amusement park, based off their previous experience. A discussion about their previous visit led them to realise that they all had different memories of the trip, setting them up to discover Krampus' schemes. (COMIC: Holiday Special)