These stamps, jointly issued by the Republic of Belarus and Iran, depict architectural heritage of the countries - Mir Castle (Belarus) and Karimkhani Citadel (Iran).
Mir Castle is unique monument of Belarusian architecture of the 16th century. Its construction was initiated by the Belarusian magnate Yuri Ilinich in 1520-ies. Being one of the best examples of the Belarusian fortress building engineering of the 16th century the Mir Castle had for many centuries been used as a residence for Belarusian magnates. Now the Mir Castle is a branch of the National Art Museum of the Republic of Belarus. In 2000 the Mir Castle was included into the UNESCO World Heritage List.
The Karimkhani Citadel in Shiraz is one of the most prominent architectural monuments of Iran. It was built in 1766 under Karim Khan Zend the ruler of Iran at that time. For its construction Karim Khan invited the most skilful architects, masons and painters. They used the best building materials. The fortress served as a royal palace and a military garrison. From 2008 the historical monuments of the Zends epoch in Shiraz are among the candidates for inclusion into the UNESCO World Heritage List.