Night trains run to major cities in Randstad. Parking available within walking distance for as little as €10 for the six-hour event. Link to Parkopedia.
Delicious vegan/vegetarian food available until 2300 at the attached restaurant, Burgertrut.
There are quite a few full-service hotels and low-cost options within 2km. Join the Otterdance Discussion Group on Telegram for help.