PITTSBURGH (KDKA) — The Pittsburgh Zoo and PPG Aquarium is offering free admission to all visitors this weekend as thanks for the support people have given for the institution.

According to their website, the “Free For All” offer extends to people of all ages. Gates open at 9 a.m. and the park closes at 5 p.m.

The offer is only valid this weekend, Nov. 30 through Dec. 1.

For more information, visit the Pittsburgh Zoo and PPG Aquarium’s website.