With the Chicago & North Western heritage engine in the lead, Union Pacific's Salt Lake City to Denver manifest climbs through the Red Narrows of Spanish Fork Canyon October 9, 2014. The three EM... (more)

With the Chicago & North Western heritage engine in the lead, Union Pacific's Salt Lake City to Denver manifest climbs the Mapleton Bench east of Springville on October 9, 2014.

While commuters disembark from a UTA FrontRunner train, UP's Chicago & North Western heritage engine arrives in Provo with the MRONY on October 9, 2014.

UP's MRONY rolls downgrade along the Price River east of Kyune.

A 'telesmash' view of Union Pacific's Salt Lake City to Denver manifest approaching 7440 ft. Soldier Summit. Note the 'BEGIN DESCENDING GRADE' sign just to the right of the UP 7527.

Union Pacific's MRONY arrives at West Kyune, approaching the end of a relatively easy 1% descending grade from Soldier Summit and the start of a 2.4% drop to Castle Gate in Price Canyon.

After making a three car set out at Narrows, Union Pacific's MRONY is back on the move approaching the Rio Grande ghost town of Mill Fork.

Union Pacific's MRONY heads east up Spanish Fork Canyon near Castilla, Utah. SP 199, an AC4400CW is third out in the power consist.

Union Pacific's Salt Lake City to Denver manifest heads east by four Suzlon S-88 wind turbines at the Spanish Fork Wind Park. Nine Suzion turbines generate enough power to supply the needs of 6000... (more)

Union Pacific's Salt Lake City to Denver manifest paces a truckload of hay through the Red Narrows of Spanish Fork Canyon. Note the third locomotive is SP 199, one of a handful of original Souther... (more)

Union Pacific's Salt Lake City to Denver manifest heads east on former D&RGW rails at Rio, Utah. 10,685 ft. Mt. Loafer looms in the background some 5400 ft. above the valley floor.

Union Pacific's Salt Lake City to Denver manifest emerges from the 3180 ft. Thistle Tunnel in Utah's Spanish Fork Canyon.