What is the name of an old indoor play ground that has the name zone in it?

There was a place a while ago that was a great place for kids. It was one of the the popular names like Chucky Cheese, ceasar land, etc.What is the name of an old indoor play ground that has the name zone in it?
Discovery Zone opened in several locations (primarily in shopping malls) during the early 1990s. These facilities became popular birthday party venues for kids, as they offered climbing areas, colorful ball pits, tunnels, tubes and mazes.



Within a few years, Leaps and Bounds opened similar sites. The two companies joined forces for a time.



In the late 1990s, the parent company declared bankruptcy.



By that time, many fast food restaurants offered similar children's play areas - for FREE.What is the name of an old indoor play ground that has the name zone in it?
Discovery Zone! I loved that place when I was a kid. Must have gone out of business or something.What is the name of an old indoor play ground that has the name zone in it?
Discovery Zone, that brings back old memories.What is the name of an old indoor play ground that has the name zone in it?
Kids Zone?

Airzone?