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 Descriptif 
Montagne Russe: River King Mine Train (1984 to 1988)
River King Run-Away Mine Train (1972 to 1983)
River King Mine Train (6/1971 to 1971)
Parc d'Attractions: Six Flags St. Louis (Eureka, Missouri 63025 USA)
Classification: Montagne Russe
Type: Acier - Sit Down
Statut: Operated from 6/1971 to 1987
SBNO from 1988 to 1988
Relocations: Six Flags St. Louis as River King Mine Train
Dollywood as Thunder Express
Magic Springs & Crystal Falls as Big Bad John
Make / Modèle: Arrow / Mine Train
Categories: Mine Train
 
Longueur: 2349' 
Hauteur: 32' 
Descente: 41' 
Inversions: 0 
Vitesse: 37 mph 
Durée: 3:00 
 
Trains: 5 cars per train. Riders are arranged 2 across in 3 rows for a total of 30 riders per train.
 
Historique: When the River King Mine Train opened it was really two mine train roller coasters set side-by-side. One of the two tracks was sold to Dollywood.
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