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More than three dozen energy-saving sites will be open to visitors from 9:30 a.m. to 4 p.m. Saturday for the 17th Annual Solar & Green Buildings Open House Tour, sponsored by the Western New York Sustainable Energy Association.

The tour, which is self-guided and free of charge, will kick off at 9:30 with a prize giveaway and awards ceremony in Hispanics United of Buffalo, 254 Virginia St. Fifty NFTA day passes will be given out to those who want to take the tour via public transit. For tour information, visit www.wnysea.com.