Zilker Park is turning 100 this Sunday, and to celebrate, visitors won't have to pay a dime for any of the amenities.

All day long, Barton Springs Pool, Umlauf Sculpture Garden and Museum, Zilker Botanical Garden, Zilker Zephyr and Parking in Zilker and Botanical Gardens will be free for everyone.

There are also several free events, including the Zilker 100 Sculpture Debut. Visitors will be able to mark their spot at the interactive event by posing as the number 1.

And if you were wondering if there will be storms this weekend, don't worry. Sunday is expected to have perfect park weather: warm and sunny.

Check out this weekend's forecast, here.

Go here for more information on free day,