Round Up - Coasterpedia - The Roller Coaster and Flat Ride Wiki

Round Up (Grant Manning) - Coasterpedia - The Roller Coaster and

Whip Rides Info and History - Flat Ride of the Week 36

Jobe's Content - Page 2 - Parkz Forums - Theme Park Community

Flat Rides

Kamikaze Rides Info and History - Flat Ride of the Week 38

Six Flags Great Adventure - Wikiwand

Flat Rides

Six Flags Great Adventure - Wikiwand

Why roller coaster loops aren't a perfect circle - Vox

Flat Ride Wiki

Whip Rides Info and History - Flat Ride of the Week 36

Why don't I fall out when a roller coaster goes upside down

Thorpe Park - Wikipedia