Tow boat ride

Columns: Name | Park | Country | Opening year | Manufacturer
Africa Cruise | Nigloland | France | 1987 | Mack Rides | African Queen | ZOOM Erlebniswelt Gelsenkirchen | Germany | 2006 | Intamin | Du thuyền nhiệt đới | Dragon Park Ha Long | Vietnam | 2017 | Intamin | Dschungel Fahrt | Europa-Park | Germany | 1978 | Mack Rides | Embarque | World of Discoveries | Portugal | 2014 | Reverchon Industries | Épidemaïs Croisières | Parc Astérix | France | 1989 | Intamin | Excalibur | Drayton Manor Theme Park | United Kingdom | 2003-2011 | Bear Rides

Example questions:
Who is the manufacturer of the towboat ride whose park was owned by Six Flags , Inc. during the 1998 to 2004 period ? | What is the name of the towboat ride whose country has a combined area of 643,801 square kilometres ( 248,573 sq mi ) ? | What is the country of the towboat ride whose park was founded on April 14 , 1949 , as Ruhr-Zoo ? | What is the country of the towboat ride whose park hosts about 1.5 million people each year ?

Answers:
Intamin | Africa Cruise | Germany | United Kingdom