Layer Estimates:

Layer: InterMtnNationalParkBoundaries (ID:0)
Count: 19
Extent:

XMin: -12743294.4122
YMin: 3372023.6317
XMax: -11448295.6116
YMax: 6275048.6304
Spatial Reference: 102100 (3857)

Layer: NationalParkSe_Intermountain (ID:1)
Count: 1
Extent:

XMin: -12918709.628
YMin: 2979032.8591
XMax: -10409345.6874
YMax: 6275168.2075
Spatial Reference: 102100 (3857)