Layer Estimates:

Layer: National_Park_Service___Regional_Boundaries (ID:0)
Count: 7
Extent:

XMin: -19941038.0187
YMin: -1617338.5503
XMax: 20013931.7661
YMax: 11539767.266
Spatial Reference: 102100 (3857)

Layer: NPS_-_Land_Resources_Division_Boundary_and_Tract_Data_Service (ID:1)
Count: 430
Extent:

XMin: -19005305.9134
YMin: -1606722.5535
XMax: 16222790.3208
YMax: 10644569.6237
Spatial Reference: 102100 (3857)