Avonturenpark Hellendoorn in Hellendoorn in Overijssel is a medium sized family theme park. The theme park has its origins as a tea house in 1936. Over the time, playgrounds and a large maze where added. In the 70s the park developed into a proper theme park by adding a Monorail and other large scale attractions. In 1978, the park has changes its name into Avonturenpark Hellendoorn. Today, the park is operated by the Looping Group.