Layer Estimates:

Layer: US_National_Parks_by_State (ID:0)
Count: 61
Extent:

XMin: -19004253.7559
YMin: -1608736.4504
XMax: -7215627.8142
YMax: 9558001.6206
Spatial Reference: 102100 (3857)

Layer: Review (ID:1)
Count: 1