S6

is a TTTL train line, previously named Recursive Dragon. It starts at Dragon Forest to reach Tail Recursion. It deserves notably Dragon Forest.

Stations
Terminus


 * 1) Dragon Forest -
 * 2) Dragon Forest - South
 * 3) Pumping Lemma
 * 4) Elephant Overhangs
 * 5) Tree 3
 * 6) Drowned Dingo
 * 7) Tail Recursion