”Morning at the North Terminus” — A legacy Acela train set cautiously crawls along the network of tracks leading into Boston’s South Station.

NextGen Acela 2 heading through Mamaroneck station.

Snow Patrol. Amtrak Acela power car 2035 is the lead unit on Acela Express train 2250, seen flying through Metuchen Station on the Northeast Corridor. Maintenance workers are vi... (more)

White on White. Amtrak Avelia Liberty power car 2139 is seen leading Acela Express train 2248 through the fresh snow at Metuchen Station.

With temperatures in the low 30s and gusting winds, a late morning NextGen Acela rolls through North Philadelphia on its way to William H Gray III 30th St Station.

An original Acela trainset cautiously rolls through New London, CT on a very cold and windy January morning. Even with gloves, my fingers were still numb after taking photos here.

The trailing power car of Boston to Washington DC Amtrak Acela Express 2159 is seen crossing the Mystic River in Mystic, CT.

Amtrak Acela 2255 is seen crossing the Mystic River at track speed en route for New York and eventually Washington DC.

Amtrak Acela 2248 is seen approaching Mystic on a gloomy Sunday afternoon in November. The Alstom Avelia Liberty sets are slowly entering service after several setbacks.

Acela 2 arriving at New Haven Union Station with train 2251 from Boston.

Amtrak's NextGen Acela 2 2141 on Boston to Washington, D.C. train 2271.

A young man who’s a frequent visitor to the Perryville Railroad Museum carefully records the passing of NextGen Acela Trainset 14, which is holding down the Train 2251 assignment on September 20... (more)

NextGen Acela Trainset 21 is holding down the Train 2251 assignment on Saturday, September 13, as it glides past the Perryville MARC Station on No. 3 Track.

Note the MOW equipment parked o... (more)

Avelia in Action! Amtrak Avelia Liberty power car 2122 is the lead unit on Acela train 2154, seen passing through Harrison Station shortly after departing Newark Penn Station. A... (more)

Amtrak 2173 led by the new Alstom Acela 2 clears CP244 in Westport, Conn.