[img]https://brickinsights.com/index.php/crop/teaser_compact/sets/6578-1.jpg[/img] 
[url="https://brickinsights.com/index.php/sets/6578-1"][b]6578-1 Polar Explorer[/b][/url] 71 / 100  
[url="http://guide.lugnet.com/set/6578"][/url] 76 / 100  
[url="https://brickset.com/reviews/set-6578-1"][/url] 66 / 100