Bridge of las Tenerías Monument · Illescas, La Sagra, Toledo Image of Illescas, not of the place itself. A 19th-century bridge located in the area of the town's old tanneries. It preserves the memory of Illescas's traditional tanning trade. The bridge spans the arroyo del Cubo with a single arch, and is built of brick with limestone masonry. Photo: Miguel Angel Masegosa Martínez (CC BY 2.0) What to see and do in Illescas