Explore details about location 山陽自動車道. 山陽自動車道 is a location situated within the 姫路市 alongside other areas such as 阿成姫路停車場線, 姫路環状線, 国道３７２号. Additionally, some smaller parts of 山陽自動車道 include specific areas like 国道３７２号, 飾東宝殿停車場線, 豊富御国野線 adding to the diversity of its landscape.