Pergolas are large wooden yard structures used to add shade and decor to a yard. These structures originated in ancient Egypt and were popular during the Renaissance period in Europe. Today, pergolas can be made or purchased to add a beautiful addition to your landscaping. There are several pergola design ideas. One of the best pergola design ideas is pathway pergola. Defining a pathway that traces the steps from a garden shed, carport or other area with a pergola incorporates charm into the landscape. Covering the pergola roof with aluminum or other solid roofing material changes the pathway into a convenient covered walkway. Adding screened panels to the sides of the pergola keep insects out of the pathway.