Odessa or Odesa is a city in Ukraine and a major seaport and transportation hub located on the northwestern shore of the Black Sea. Odessa is also an administrative center of the Odessa Oblast and a multiethnic major cultural center. It is the third biggest city in Ukraine and known in Ukraine as Black Sea Pearl or Southern Palmyra. It’s best known for its lovely beaches and 19th-century architecture, including the Odessa Opera and Ballet Theater. 

Kiev or Kyiv is the capital and the largest city of Ukraine, located in the north central part of the country on the Dnieper River. It is an important industrial, scientific, educational and cultural centre of Eastern Europe. It is home to many high-tech industries, higher education institutions and world-famous historical landmarks. The city has an extensive infrastructure and highly developed system of public transport, including the Kiev Metro. Known for its religious architecture, secular monuments and history museums, Kiev was classified as a Beta global city as of 2004.

Zaporizhia (Ukrainian: Запорі́жжя [zɑpoˈriʒʒɑ], Romanization of Ukrainian Transcript.: Zaporižžja), or Zaporozhye (Russian: Запоро́жье [zəpɐˈroʐjɪ], transcript. Zaporozh'ye, formerly Alexandrovsk (Russian: Алекса́ндровск [ɐlʲɪˈksandrəfsk])) is a city in southeastern Ukraine, situated on the banks of the Dnieper River. It is the administrative center of the Zaporizhia Oblast (province). Administratively, it is incorporated as a city of oblast significance and serves as an administrative center of Zaporizhia Raion, though it does not belong to the raion. Currently the city is the sixth largest in Ukraine. Population: 757,650 (2015 est.).

Dnipropetrovsk or Dnepropetrovsk, originally Ekaterinoslav, is Ukraine's third largest city, with about one million inhabitants. It is 391 kilometres (243 mi) southeast of the capital Kiev on the Dnieper River, in the south-central part of Ukraine. Dnipropetrovsk is the administrative centre of the Dnipropetrovsk Oblast. Administratively, it is incorporated as a city of oblast significance, the centre of Dnipropetrovsk municipality and extraterritorial administrative centre of Dnipropetrovsk Raion. The city is home to the Yuzhmash, a major space and ballistic missile design bureau and manufacturer. Dnipropetrovsk is a powerhouse of Ukraine's business and politics as the native city for many of the country's most important figures. Ukraine's politics are still defined by the legacies of Leonid Kuchma, Pavlo Lazarenko and Yuliya Tymoshenko whose intermingled careers started in Dnipropetrovsk.