Some information on why it is unticketed PT420M 2009-04-20T10:00:00 2009-04-21T10:00:00 2009-04-22T10:00:00 2009-04-23T10:00:00 2009-04-24T10:00:00 2009-04-27T10:00:00 2009-04-28T10:00:00 2009-04-29T10:00:00 2009-04-30T10:00:00 PT240M 2009-04-18T10:00:00 2009-04-25T10:00:00 You should be able to see everything in under an hour, but we would recommend giving yourself a couple of hours to explore. Some information about how ticketing will be done