Yes, most hotel bookings are fully refundable as long as you cancel prior to the hotel's cancellation deadline, which is often 24 or 48 hours before the scheduled arrival. If your reservation is non-refundable, you might still have the option to cancel and get a refund within a 24-hour period of booking. Plug in your dates, click on "Search", then you can use the "fully refundable" filter to view the best deals near Smøla museum.