Rigging in entertainment can be broken down into two main subjects – theatrical rigging and . All the same skills apply in both genres. The first takes place in a theatre, and typically involves the theatre's permanent fly system. The other in an arena or "exposed structure venue" such as a convention center, ballroom, warehouse etc. High (or low) wire rigging, while simple in principle and application, requires substantial load-path capacity, as wire walkers generally require high tension in their systems.