Ilidža (, ) is a town and a municipality located in Sarajevo Canton of the Federation of Bosnia and Herzegovina, an entity of Bosnia and Herzegovina. It has a total population of 66,730 with 63,528 in Ilidža itself, and is a chief suburb of Sarajevo and de facto its neighborhood. It is best known for the Vrelo Bosne spring, as well as the natural environment of its surroundings and historical tradition dating back to Neolithic times. Sarajevo International Airport is located nearby. Geography Ilidža is known to have a pleasant and attractive geography. The town itself is built on fairly level ground, although it is surrounded by mountains. The biggest is Mount Igman, whose peak towers above the town. On the mountain grows the "Golden Lily" (Lilium bosniacum), a branch of the Lily family of flowers that is a historical symbol of Bosnia. The area is rich in flint, especially in the Butmir neighborhood. The Željeznica river, a tributary of the Bosna, passes through the town's center. The Bosna itself passes through Ilidža's outskirts. Its spring, Vrelo Bosne, is found a few kilometers to the west of the town centre and is a national park. A number of smaller streams also pass through the town's area. A number of horticulture projects have been undertaken in the history of Ilidža. The town is today very rich in trees. The total area of the town's parks is about 50% of that of Sarajevo, which has six times its population. In 1894, an article in a London newspaper called Ilidža "One of the most beautiful places in the world". Climate Climate in this area has mild differences between highs and lows, and there is adequate rainfall year-round. The Köppen climate classification subtype for this climate is "Cfb" (Marine West Coast Climate/Oceanic climate). History Ilidža is one of the longest continuously inhabited regions in Bosnia and Herzegovina. Since the 19th century, numerous archeological finds have been made in the Butmir area, dating from Neolithic times. The so-called Butmir culture, is one of the best documented Neolithic cultures in Europe of the 26th and 25th centuries BC. During Roman times, the Ilidža area was the location of the town known as Aquae Sulphurae. This was a Roman colony, and the largest settlement in the whole of Bosnia and Herzegovina at the time. Today numerous traces of Roman civilisation have been found, such as mosaics, ceramics,