About 30 minutes.

To take part you need to buy a ticket for a given time slot and at the start location you will be told by a member of the team how to use the device provided.

No, we provide you with what you will need to take part.

You can come along with your friends but you go out individually.  Several people are out doing the experience at the same time, so if you come with friends you may see each other when you are out.