Tickets purchased online are valid for 90 days from date of purchase. Maximum of 8 tickets per transaction. Do not buy from any source other than CN Tower, otherwise you will not be able to verify that this is an original valid ticket. CN Tower not responsible for inconvenience due to unauthorized duplication, and reserves the right to deny admission. All prices are listed in Canadian dollars. Applicable taxes not included in published prices. Prices are subject to change without notice. Children 3 and under receive complimentary admission to the CN Tower.