Iowa GP38-2 719 leads SIBI east through Joliet.

Iowa GP38-2 719 leads SIBI east through Mokena.

Iowa 502 leads SIBI east past Blue Island tower, about to enter Burr Oak Yard.

IAIS 702 (GP38-2) leads IAIS SIBI east through Robbins, Illinois under the timeless Rock Island searchlights

IAIS 700 (GP38-2) leads IAIS SIBI east past the old Rock Island seachlights in Robbins, Illinois.

A rare trio of IAIS EMDs lead train SIBI east Mokena, approaching the Hickory Creek station.

A rare trio of IAIS EMDs lead train SIBI east through New Lenox.

Iowa SD38-2 150 and Rock Island heritage unit 513 hold in Rockdale, awaiting their window through UD Tower in Joliet.

Rolling east under the Rock Island searchlights, Iowa 153 and 508 are on the last leg of their journey to Burr Oak Yard.

SIBI makes its way east through Mokena, approaching 191st Street and passing the connection to Schilling's Lumber, which is serviced by the Chicago Rail Link.

After a short wait, Iowa 150 and 513 are in run 8 as they make their way east through Rockdale with an extra SIBI train.

Iowa SD38-2 150 leads SIBI east under Marley Rd in New Lenox.

Iowa 502 leads SIBI eastbound through New Lenox.

Iowa SD38-2 150 leads SIBI east under the vintage Rock Island cantilever at Robbins.

Iowa 509 leads SIBI east through Joliet as seen from the new Metra Rock Island platform.