Yes, you'll find most hotel bookings are fully refundable if cancelled prior to the hotel's cancellation deadline, which in most cases is within 24 or 48 hours of check in. If you have a reservation that's non-refundable, you might be able to still cancel and get a refund within 24 hours of booking. Add your dates and click on "Search", then use the filter option "fully refundable" to view the best deals available near Gemeentemuseum.