Tuscan Shelter Slide-Wire Canopy - 14 Awesome DIY Backyard Ideas to Finalize Your Outdoors Look on a Budget
Layering Up: A lot of pergolas will only have one layer of overhead beams say going in a vertical direction. One way of adding more shade and roofing to the pergola is to add another level of beams this time going in the horizontal direction as
DIY Pergola Retractable roof shade This would work well with a clear corrugated patio cover.
50 Gardens And Terraces That Make The House A Summer Beauty | http://www.designrulz.com/design/2013/07/50-gardens-and-terraces-that-make-the-house-a-summer-beauty/