Bosnia and Herzegovina, a country on the Balkan Peninsula in southeastern Europe, encompasses mountainous terrain, medieval villages and Muslim and Christian landmarks. Its countryside is marked by deep gorges, turquoise rivers and lakes, and the Dinaric Alps’ forests and crags. The country (51,197 km² – 3.9 million inhabitants) is bordered by Croatia to the north, west, and south; Serbia to the east; Montenegro to the southeast; and the Adriatic Sea to the south, with a coastline about 20 km long. The capital city is Sarajevo.