Amtrak's northeast corridor sees Acela set accelerate southbound with train 2109 under South Street on a sweltering summer day.

Northbound Acela Express crosses the Raritan River in the early evening.

Southbound Acela heading to Washington.

An Acela zooms south toward DC's Union Station on a sunny Friday afternoon.

A lone fisherman ignores the ACELA.

Amtrak's 8am Acela departure from Union Station in DC.

Bean Town Bound! This Acela Express blasts northward through the southern outskirts of Baltimore early on a Thursday evening.

New 'Railfan' condos line the shore of the Susquehanna river, most with tremendous views of the massive ex-PRR bridge, and a constant parade of Amtrak and MARC passenger trains. Acela Express #20... (more)

This Acela Express got "stabbed" for a few minutes just to the east of New Haven Union Station; it's just now beginning to roll toward the station once again.

Amtrak Acela speeds along Palmer's Cove on Groton Long Point heading north to Boston. Canon EOS 20D, Sigma 18-50mm f/2.8 EX DC

Amtrak Express Train 2154 crossing the Lieutenant River, headed for Boston