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