Salem Lutheran Church, 22601 Lutheran Church Road, Tomball, will present concerts by William Close and The Earth Harp Collective at 7 and 9 p.m. Thurs., Dec. 4. Designed and built by Close in 1999, the earth harp is the world's largest string instrument. Its first installation had strings stretched 1,000 feet across a valley transforming the earth itself into a musical instrument. General admission is $10, and reserved seating is $15 at salem4u.com.