Length: Your tickets are valid for 24, 48 or 72 hours (you can take your pick!)
Length: Royal London tour: 3 hours
Thames cruise: 30 minutes
When: 1 Nov - 1 Mar :Wed & Sun
Length: 9 hours approximately
When: DailyAttractions may be closed on certain dates particularly over Easter, Christmas and New Year
Length: Card is valid for 30 days from the date of first use.