Located just north of Washington, D.C. in Montgomery County, Maryland, the Olney Theatre Center offers a diverse array of professional productions year-round that enrich, nurture and challenge a broad range of artists, audiences and students. One of two state theaters of Maryland, OTC is situated on 14 acres (57,000 m2) in the heart of the Washington-Baltimore-Frederick "triangle." Its main stage seats 429 patrons, with a small theatre lab added in 1999.