Fig. 4: Analysis of urban-water interactions in Songpan (Contemporary).
From: Spatiotemporal urban-water interactions in upper Min River settlements within a triaxial framework
a North Gate; b Overlooking from West Hill; c Min River within the town; d Tongyuan Bridge; e Gusong Bridge; f Yingyue Bridge. In the central map, the solid blue line indicates the Min River, solid brown lines represent the existing street network, and dark red lines delineate the historical fortification boundaries. Red circular symbols mark the locations of key landscape nodes and bridge structures shown in (a–f).
