The photo above shows remnants of the original ride on the grounds of “Old Elitches” — the park on 38th and Tennyson before Elitch Gardens was moved to its current downtown location.
Twister (Knoebels) - Coasterpedia - The Roller Coaster and Flat Ride Wiki
Lakeside Amusement Park Denver Public Library History
Elitch Gardens amusement park: History of Denver icon since 1890
Worst Park in America? My Experience at Elitch Gardens - Denver, Colorado
Bennito L. Kelty
Lakeside Amusement Park Has Survived 110 Years of Ups and Downs
Bennito L. Kelty
The History of Lakeside Amusement Park in Photos
Check out these old photos of Lakeside
A Denver Roller Coaster History