The complex was commissioned by Pertevniyal Valide Sultan and consists of a mosque, a tomb, a sabil, a public fountain, a clock-room where timepieces for calculating prayer times accurately on a daily basis were kept, a library, and a madrasa. The mosque marvelous in its decoration. The façades, niches, and windows are a blend of Gothic, Ottoman, Magreb and Andalusian architecture. Note the Far East influence on some of the interior touches. Parts were removed for the construction of Aksaray Square in the 20th century but the original construction was completed in 1288 and again 1871. read more