Yes, you'll find most hotel bookings are fully refundable provided that you cancel prior to the hotel's cancellation deadline, which in most cases is within 24 or 48 hours of your arrival date. If you have a reservation that's non-refundable, it may still be possible to cancel it and be given a refund within 24 hours of your booking. Add your dates and click on "Search", then you can use the "fully refundable" filter to get the best deals available near Mill Island.