Yes, you'll find most hotel reservations are refundable provided that you cancel prior to the accommodation's cancellation deadline, which is often 24 or 48 hours before your check-in date. If your reservation is non-refundable, you might be able to still cancel and be given a refund within a 24-hour period of your booking. Add your dates and click on "Search", then you can use the "fully refundable" filter to get the best deals near Museum.