Arab archery
Muhammad was quite good with a bow, and appreciated the benefits of archery in sports and warfare. A recurved bow made of bamboo, and ascribed to Muhammad, is held in the Sacred Relics (Topkapı Palace) in the Chamber of the Sacred Relics in the Topkapi Museum in Istanbul.
Toompea Castle
Toompea Castle () () is a castle on Toompea hill in the central part of Tallinn, the capital of Estonia. The castle, an ancient stronghold site in use since at least the 9th century, today houses the Parliament of Estonia.