The London Explorer Pass is a customizable attraction card that allows customers to pick which three, five or seven of the top 20 London attractions they want included in the their Explorer Pass. The card is valid for 30 days from first use. The London Explorer Pass is a flexible alternative to the popular all-inclusive London Pass. It is aimed at customers who will appreciate the advantage of using the pass over 30 days and not being tied into consecutive day’s usage rules. It is also perfect for users who may find The London Pass a little overwhelming with the large amount of attractions included.