The Eyalet of Rumeli or Rumelia (Ottoman Turkish: ایالت روم ایلی; Eyālet-i Rūm-ėli‎), also known as the Beylerbeylik of Rumeli, was a first-level province (beylerbeylik or eyalet) of the Ottoman Empire encompassing most of the Balkans ("Rumelia"). For most of its history it was also the largest and most important province of the Empire. The capital was in Adrianople (Edirne), Sofia, and finally Monastir (Bitola). Its reported area in the 19th century was 48,119 square miles (124,630 km2).