Zagreb, the Croatian capital and its political and cultural center . Zagreb is also interesting as a shopping destination . Zagreb is also the hub of the business , academic, cultural, artistic and entertainment . Zagreb is a city of green parks and walks , with many places to visit in the beautiful surroundings. Zagreb offers its visitors the Baroque atmosphere of the Upper Town, picturesque open-air markets , diverse shopping selection of crafts , delicious local cuisine . Sightseeing begins its oldest part - the Old Town or Upper Town where the Croatian government and parliament ( Ban's Palace and the Parliament building ) . There is also the church . Mark, the beautiful baroque church . Catherine and a number of museums and galleries . Sightseeing continues to Kaptol where the ecclesiastical center of Zagreb and the Croatian , known Zagreb Cathedral . Lower Town captures the beauty of its parks , and its guests draws attention to the Croatian National Theatre, University and many other cultural institutions ..