Amazon.com: LEGO Icons Loop Coaster Set 10303, Model Building Kit for Adults, Amusement Park Funfair Track with Passenger Train, Great Gift Idea : Toys & Games
LEGO Friends Sets: 41685 Magical Funfair Roller Coaster NEW
Roller Coaster Factory Now Available for Pre-order
My engineering company makes custom LEGO roller coasters on the side. : r/ lego