Great Mosque of Samarra, Iraq. The Great Mosque of Samarra is a century mosque located in Samarra, Iraq. The mosque was commissioned in 848 and completed in 851 by the Abbasid caliph Al-Mutawakkil who reigned (in Samarra) from 847 until
Kalyan minaret, Po-i-Kalan complex, Bukhara, Uzbekistan. It was also known as "Tower of Death", as for centuries criminals were executed by being tossed off the top. It is an amazing place to see in person.