Yes, most hotel reservations are fully refundable if you cancel before the accommodation'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 cancel it and receive a refund within a 24-hour period of your booking. Plug in your dates, click on "Search", then you can filter by "fully refundable" to get the best options available near A.R.T.O. Moscow Theatre.