CBBI rumbles east along the Rock Island.

IAIS 516 and 513 (the anniversary duo) lead CBBI through the country by Geneseo.

IAIS 516 and 513 (the anniversary duo) on the head end of CBBI, pulling up to the Carbon Cliff switch so the SISW crew can retrieve the nearby IAIS 705 West.

The Reading heritage unit leads IAIS CBBI east thru Geneseo, IL past the former Rock Island depot.

The Reading heritage unit flies along the former-Rock Island line between Blue Island and Silvis, IL.

As a steady rain begins to fall, Iowa Interstates Anniversary Duo leads CBBI through Minooka Illinois. Also hidden in the consist is NS 1066

Iowa Interstate’s CBBI eastbound freight passes milepost 463 approaching the 390th Street overpass west of Hancock, Iowa, on a sunny April 12, 2016.

Iowa Interstate's eastbound CBBI is nearing the end of its run from South Amana to Silvis and it is seen here cutting through downtown Davenport, Iowa on elevated track with a mixed train of doubl... (more)

Iowa Interstate's eastbound CBBI rumbles across the Cedar River in Moscow, Iowa with IAIS ES44AC's 510 and 511 leading the way. The train is about to enter the siding at North Star to meet and swa... (more)

Iowa Interstate's CBBI kicks up dust as it rolls east past the elevator in the small community of Downey, Iowa on a pleasantly sunny November morning.

Iowa Interstate train CBBI (Council Bluffs, Iowa, to Blue Island, Illinois) crosses over Graybill Creek just east of Hillis between Atlantic and Hancock, Iowa, on the early spring day of April 12,... (more)

Norfolk Southern's Penn Central heritage unit makes a rare appearance on CSX's New Rock subdivision as it leads Iowa Interstates Council Bluffs to Blue Island train past the old Rock Island depot ... (more)

Rumbling eastbound on the old Rock Island main line, Iowa Interstate train CBBI (Council Bluffs, Iowa, to Blue Island, Illinois) approaches Atlantic, Iowa, on April 12, 2016.

The "Foamer Express" as dubbed by the Iowa Interstate crews this afternoon. The 516 on its first revenue run leaves Rock Island yard with the Abby Station in the background.

Running eastbound on the old Rock Island main line, Iowa Interstate train CBBI (Council Bluffs, Iowa, to Blue Island, Illinois) rumbles over the 490th Street overpass east of Hillis between Hancoc... (more)