Join Dr. Willie Yee, president, and Joe Macagne, vice president, of the Mid-Hudson Astronomical Association for a presentation and 21st Century exploration of the night sky at Olana. Participants will move out to the viewing field where they will be oriented to the major features of the night sky. Members of the Mid-Hudson Astronomical Association will be present with various size telescopes to view the moon, comets, and stellar clusters. Bring a red flashlight if you have one. No pre-registration is required. All Ages. For more information: www.olana.org. [Rain Date: Sunday, May 31.]