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    Whenever you’re building a wall, sooner or later it must come to an end. A cheek end is the typical way to end a wall. It is also called a wall end, wall head, or square end. Cheek ends are a particular challenge to build well. Structurally, cheeks are the most vulnerable part of a wall, so it is important to get them right.

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    Join us on the trails at Opus 40 for a venture into tree identification as we explore the spring landscape.

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    Join Justin Wexler of Wild Hudson Valley to explore Opus 40’s forests and meadows through the lens of Northeastern native languages, history and folklore.

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    Join us as we celebrate our dynamic community and officially launch our 2026 season with a day of creativity, connection, and fun for all ages!

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    Join Catskill Mountain Shakespeare at Opus 40 for a unforgettable production of Hamlet.

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    What is beginning? What wants to be born through us? What are we dreaming into being? These questions are at the heart of Lesser Mysteries. Together we practice the art of bringing the unseen into form and remembering that the world our hearts know is possible begins in community.

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    Join the Bluestone Poets for an afternoon of readings and reflection near Poets Grove, a place on the Opus 40 Monument that Harvey Fite created for quiet inspiration and reflection.

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    On May 16, the Richards Gallery at Opus 40, features the combined artworks of two feminist artists: Nancy Azara and Darla Bjork. Together for over 40 years, Azara and Bjork were married in 2011, when gay marriage became legal in New York State. This exhibition coincides with Pride Month and closes on Sunday, June 14.