Turns out, those "canals" on Mars were turnouts.
From its spaced-out, 3D graphics and 3D audio to its unique space models and vehicles, iRunTrains on Mars
2.2.2 is unlike anything else on the App Store. This Onomaly
and Code-Puppy Software
collab let's you explore the mystique of the Red Planet by monorail, right from your iPad! Fully control your futuristic, space trains across Mars. Same fun as its Earth-based sibling, but it’s all-new, featuring original models, 3D sound, trains, controls and scenery. Did we mention that it’s only 1.99 USD?
Mind the mining cars on Mars or gather gravel on Ganymede as Jupiter looms large in the sky!