Yes, you'll find most hotel bookings are refundable if you cancel prior to the accommodation's cancellation deadline, which often is within 24-48 hours of your scheduled arrival. If you have a reservation that's non-refundable, you might still have the option to cancel and receive 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 top deals close to Soviet Government Site.