Navajo Nation welcome sign at the entrance to the Four Corners region of the southwest United States .納瓦霍文化, 四角紀念碑
traffic on a suspension bridge, leonard p. zakim bunker hill bridge, interstate 93, boston, massachusetts, usa - 路線標誌 個照片及圖片檔
traffic sign on autovia a-66 near seville saying no horse-drawn traffic, bicycles, walking or horse riding - 路線標誌 個照片及圖片檔
Road signs and cables lie on the ground as Mississippi State Highway 90 was destroyed when Hurricane Katrina came ashore. Hundreds were feared dead...