Liverpool to Belfast

England to Northern Ireland

Harwich to Hook of Holland

England to the Netherlands

Helsinki to Tallinn

Finland to Estonia

Turku to Stockholm

Finland to Sweden

Tallinn to Stockholm

Estonia to Sweden

Genoa to Palermo

Italy to Sicily

Augusta to Valletta

Sicily to Malta

Milazzo to Stromboli

Sicily to Island Volcano

Baku to Turkmenbashi

Azerbaijan to Turkmenistan

Busan to Fukuoka

South Korea to Japan

Kagoshima to Yakushima

Japan

Qingdao to Incheon

China to South Korea