Therefore, Viator reserves the right to cancel, modify or replace the service, tour, ticket or product you have booked on this website at any time and for any reason. In such cases, you are entitled to a full refund of the original purchase price if you are not satisfied with the alternatives offered. Regardless of the above, we make every reasonable effort to inform the consumer, travel agency and/or distributor, if necessary, in order to modify or reissue the booking where possible. Any software that is made available for download from the site (“Software”), is the copyrighted work of Viator, or De Viator affiliates, or other third-party software, as identified. The use of this software is subject to the terms of the end user license agreement, if it exists or is included in the Software (“Licensing Contract”). You cannot install or use software with a license agreement or a license agreement unless you agree to the terms of the license agreement. For software made available for download on this website and not accompanied by a license agreement, we grant you, to the user, a limited, personal and non-transferable license for the use of the Software for display and other benefits, in accordance with these Terms and Conditions and no other purpose.