Layer Estimates:

Layer: USA_Parks (ID:0)
Count: 94
Extent:

XMin: -9205464.22418406
YMin: 4121352.2379709
XMax: -9149115.84528543
YMax: 4167243.82845272
Spatial Reference: 102100 (3857)

Layer: Hospitals (ID:1)
Count: 16
Extent:

XMin: -9206921.1374
YMin: 4117818.6113
XMax: -9152524.3087
YMax: 4160560.0337
Spatial Reference: 102100 (3857)

Layer: AviationFacilities (ID:2)
Count: 20
Extent:

XMin: -9206932.27967697
YMin: 4125353.73608361
XMax: -9146104.5619721
YMax: 4168688.08712114
Spatial Reference: 102100 (3857)