Camel-back bridge at Yihe Yuan

Camel-back bridge at Yihe Yuan

Camel-back bridge at Yihe Yuan

Camel-back bridge at Yihe Yuan

Camel-back bridge at Yihe Yuan

Camel-back bridge at Yihe Yuan

Camel-back bridge at Yihe Yuan

Camel-back bridge at Yihe Yuan

Detail of camel-back bridge s…

Camel-back bridge at Yihe Yuan

Single-arched stone bridge at…

Single-arched stone bridge at…