Layer Estimates:

Layer: North American Railroads (ID:48)
Count: 991
Extent:

XMin: -13105491.4103
YMin: 4011881.7228
XMax: -12723660.6872
YMax: 4269494.5359
Spatial Reference: 102100 (3857)

Layer: Metrolink Lines (ID:52)
Count: 7
Extent:

XMin: -13104547.5018633
YMin: 4011568.75821777
XMax: -13042714.1995858
YMax: 4043127.46858437
Spatial Reference: 102100 (3857)