I am currently building a new LEGO Mario Kart Track / Course- DK Pass.
Here is the course’s description / challenge :
Watch out for the rocks that crumble beneath your feet as you speed towards the finishing line
… And do you dare enter the cave, the lair of the venomous spider, knowing that you may not come out alive…??? 
Can you avoid the boulders that roll down the snowy hillside… and emerge victorious?!
With a much more designer build, and improved gameplay, DK Pass is the ultimate LEGO Mario Kart Board Game! 
For now though, here are some of my other LEGO Mario Kart Courses:
