Panagia Faneromeni, Doxa, Saranta Ekklisies, Evangelistria, Triandria, Agia Triada-Faliro, Ippokrateio, Charilaou, Analipsi, Depot and Toumba. In the area of the Old Railway Station (Palaios Stathmos) began the construction of the Holocaust Museum of Greece. In this area are located the Railway Museum of Thessaloniki, the Water Supply Museum and large entertainment venues of the city, such as Milos, Fix, Vilka (which are housed in converted old factories). The New Thessaloniki Railway Station is located on Monastiriou street. Other extended and densely built-up residential areas are Charilaou and Toumba, which is divided into "Ano Toumpa" and "Kato Toumpa". Toumba was named after the homonymous hill of Toumba, where extensive archaeological research takes place. It was created by refugees after the 1922 Asia Minor disaster and the population exchange (1923–24). On Exochon avenue (Rue des Campagnes, today Vasilissis Olgas and Vasileos Georgiou Avenues), was up until the 1920s home to the city's most affluent residents and formed the outermost suburbs of the city at the time, with the area close to the Thermaic Gulf, from the 19th-century holiday villas which defined the area. Thessaloniki urban area Other districts of the wider urban area of Thessaloniki are Ampelokipi, Eleftherio - Kordelio, Menemeni, Evosmos, Ilioupoli, Stavroupoli, Nikopoli, Neapoli, Polichni, Paeglos, Meteora, Agios Pavlos, Kalamaria, Pylaia and the Sykies. Northwestern Thessaloniki is home to Moni Lazariston, located in Stavroupoli, which today forms one of the most important cultural centres for the city, including MOMus–Museum of Modern Art–Costakis Collection and two theatres of the National Theatre of Northern Greece. In northwestern Thessaloniki many cultural premises exist, such as the open-air Theater Manos Katrakis in Sykies, the Museum of Refugee Hellenism in Neapolis, the municipal theatre and the open-air theatre in Neapoli and the New Cultural Centre of Menemeni (Ellis Alexiou Street). The Stavroupolis Botanical Garden on Perikleous Street includes 1,000 species of plants and is a oasis of greenery. The Environmental Education Centre in Kordelio was designed in 1997 and is one of a few public buildings of bioclimatic design in Thessaloniki. Northwest Thessaloniki forms the main entry point into the city of Thessaloniki with the avenues of Monastiriou, Lagkada and 26is Octovriou passing through it, as well as the extension of the A1 motorway, feeding into Thessaloniki's city centre. The area is home to the Macedonia InterCity Bus Terminal (KTEL), the New Thessaloniki Railway Station, the Zeitenlik Allied memorial military cemetery. Monuments have also been