Layer Estimates:

Layer: Major Airports (ID:0)
Count: 65
Extent:

XMin: -8016783.91460351
YMin: 2022550.65729007
XMax: -7610714.07875027
YMax: 2247023.21334564
Spatial Reference: 102100 (3857)

Layer: Major Roads (ID:1)
Count: 384
Extent:

XMin: -8012806.20128205
YMin: 2006401.74948089
XMax: -7606071.17316757
YMax: 2263845.98541229
Spatial Reference: 102100 (3857)

Layer: Water Bodies (ID:2)
Count: 29
Extent:

XMin: -8010364.50688411
YMin: 1998791.67419388
XMax: -7609438.67747978
YMax: 2252054.7126787
Spatial Reference: 102100 (3857)