A major cultural institution is marking a milestone. Its collection has grown to include over 20,000 works from various centuries and continents. This institution has a long history, dating back to a donation made in October 1926.

The institution's upcoming celebration will feature new galleries and over 200 recent additions. Public art and community events are also planned.

Further details about the celebration and the institution's history are available from the source, including information about its extensive collection and upcoming events.