Mehmed Paša Sokolović Bridge | Bosnia Herzegovina

Postcard
The Mehmed Paša Sokolović Bridge is a historic bridge in Višegrad, over the Drina River in eastern Bosnia and Herzegovina. The bridge was built at the end of the 16th century by the court architect Mimar Koca Sinan, one of the most celebrated builders of the Ottoman Empire.

Stamp
Look at the odd shape of the stamp on the right. Never seen a stamp shaped like this.