Dog in a Zoom Pan - or; Dog on a Billboard. Either way, the Acela is the actual focal point of the shot, all else somewhat blurry, no doubt due to the fact that dogs don't wear glasses... Amtrak No. 2005 leads north through Bensalem, PA, in a "zoom-pan" captured at a lazy 1/30th of a second The speed as noted above the functional ex-PRR signal bridge is limited to 105 through here, just south of Eddington.
Pace and pan shots of trains from on the ground or in the air. If you're not in the locomotive cab or on-board the train, it's the next best thing to being there.