Yes, you'll find most hotel reservations are refundable provided that you cancel prior to the accommodation's cancellation deadline, which in most cases is within 24 or 48 hours of your arrival 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 booking. Add your dates and click on "Search", then filter by "fully refundable" to view the top deals on offer near Thanbyuzayat War Cemetery.
