"Well, sir, there's nothing on earthLike a genuine, undergroundbattery powered, Vegas LoopWhat'd I say?Vegas LoopVegas LoopVegas LoopI hear there's traffic u...

The Vegas loop is a pathetic 1.7 miles long and already has traffic. Here's a dramatic representation of how I imagine it will be once they get another 2 or 3 miles built.

P.S. Apologies for the monorail propaganda. I know trains and subways are better but it's still kind of neat and at least you won't die of a battery fire in a poorly ventilated tunnel.