In the event of unavoidable and extraordinary circumstances occurring at the place of destination or in its immediate vicinity which have a substantial impact on the execution of the package or on the transport of passengers to the destination you have booked, you can withdraw from the contract, before the start of the trip, without paying withdrawal costs, and you will be entitled to a full refund of the payments made for the package with a Voucher, but not to additional compensation. The vouchers are valid for 24 months from the time of issue and, after that time limit, in case of non-use of the voucher, you can be compensated with money.