Si-o-se-pol

About

The Allahverdi Khan Bridge (‌), popularly known as Si-o-se-pol (‌‌, lit. '[the] bridge of thirty-three [spans]'), is the largest of the eleven historical bridges on the Zayanderud, the largest river of the Iranian Plateau, in Isfahan, Iran. The bridge was built in the early 17th century to serve as both a bridge and a dam.

Adapted from Wikipedia (CC BY-SA). Photography via Wikimedia Commons.