Behind The Thrills | Great Coasters International unveils first wooden dueling inverted coaster! Behind The Thrills
New Titan coaster track is riveting - by Arthur Levine
Top 10 Roller Coasters by Great Coasters International (GCI) - YouTube
Compact GCI wooden coaster : r/PlanetCoaster
Great Coasters International | blooloop
GREAT COASTERS INTERNATIONAL (GCI) - COASTERFORCE
Great Coasters International, Inc.
This dueling [Great Coasters International] concept at IAAPA. I gather this model has been around for a little while, I hope something like this gets built one day. : r/rollercoasters
GREAT COASTERS INTERNATIONAL (GCI) - COASTERFORCE
Wood Coaster(Mountain Flyer) by plantoris - NoLimits Central