"I'm pretty certain we've been through this way." Yoshi explained while drifting through various real life cities courtesy of several portals opening up between the various roads.
"What just jump through a variety of metropolis spots without a break to take in the sights?" Dr. Hoshi responded upon dodging an incoming truck that nearly broke apart his kart. "You might be onto something but I'm not so sure about it."
"Come on doc we know just how many times we get flung through these things."
"Yeah well I could think of-" Hoshi interrupted himself upon spotting a subway train approaching them on the road. "Yoshi look out!"
Suddenly the dinosaurs were sent tumbling in the air for they ended up in Manhattan with them going through a portal that dropped them in the desert just right outside Las Vegas.