Well, the park opened in 1994 and retractable roofs were far from the rage back then.

There are three courts under the one structure, and a series of retractable roofs.

With its wave machine and retractable roof, the park can cost $25,000 a day to run.

A retractable roof was also added for the main pool.

The building has a retractable roof, which is opened in summer.

The stadium has a retractable roof, designed to open or close in 20 minutes.

The stadium will get a retractable roof so that other events can be held as well.

A retractable roof for the green and grand old court is on the horizon.

"We're not going to go for a retractable roof," he said.

A plan to add a retractable roof has been announced.