A colorful Kansas City Southern #4709 (ES44AC) runs up the grade between Greenland and Spruce, Colorado on the Joint Line.

Nearly the entire grain train can be seen snaking through the S curves at Spruce, Colorado as KCS 4709 (ES44AC) runs south on the Joint Line.

A grain train led by KCS 4709 (ES44AC) passes through Spruce, Colorado as it runs south on the Join Line.

BNSF 9087 (SD70ACe) leads a loaded coal train south on the Joint Line through Spruce, Colorado.

BNSF 9087 (SD70ACe) leads a load of coal through Spruce, Colorado as it runs south on the Joint Line towards Palmer Lake.

BNSF 8286 (ES44C4) leads a freight through Spruce, Colorado as it runs southbound on the Joint Line.

BNSF ACe 9015 leads a loaded coal train up the long grade between Greenland and Spruce, Colorado.

A BNSF Freight on the northbound Joint Line passes a BNSF Coal train waiting for a green signal on the Joint Line southbound track.

BNSF 7185 (ES44C4) leads a freight on the northbound Joint Line at Spruce, Colorado.

BNSF 8472 (SD70ACe) makes like an Alco and belches smoke in an effort to get a loaded coal train moving south on the Joint Line at Spruce, Colorado.

BNSF 7828 (ES44DC) leads a long freight up the grade between Greenland and Spruce, Colorado as it runs south on the Joint Line.

BNSF 7272 (ES44DC) leads a stack train through the S curves between Spruce and Palmer Lake, Colorado.

BNSF 7955 (ES44C4) leads a Federal Railroad Administration Office of Safety DOTX track measurement car through the S curves at Sedalia, Colorado as it heads north on the Joint Line.

BNSF 7955 (ES44C4) leads a Federal Railroad Administration Office of Safety DOTX track measurement car, which worked the Joint Line as it passed a bunch of cows in Spruce, Colorado.

BNSF 6200 (ES44AC) runs through Spruce, Colorado, passing a signal and the trusty chase vehicle of the photographer.