"Pop the hood and check the fluids." This locomotive is in for some TLC.

An Amtrak HHP-8, or commonly referred to as the Hippo model sits in the large Ivy City locomotive shops, pulled from service along the Northeast Corridor to undergo maintenance. Photo taken while ... (more)

Amtrak HHP-8 #662 thunders past Princeton Junction station with a set of Viewliner cars in tow as one of Amtrak's long-distance trains zips past the tower on a sunny Sunday afternoon.

A southbound Northeast Regional train stops to pick up early morning airline passengers.

Powerful HHP-8 hauls Amtrak 91 The Silver Star southbound through Hook Interlocking on the sunny Northeast Corridor.

Amtrak regional train 175 makes a stop in Old Saybrook as a CDOT train waits on track 3.

West/Southbound trains during rush hour.

Eastbound regional train passing through Edison, NJ on the NEC.

Train 98 The Silver Meteor passes a local NS freight as it heads to Penn Station in New York on time.

Amtrak southbound catches the last rays of evening sun along the NEC.

Acela Regional service crusing through Princeton Jn. at 135mph

HHP-8 #662 leads southbound train R93/R83 by the Rocky Neck Beach.