Layer Estimates:

Layer: ports (ID:0)
Count: 3
Extent:

XMin: 5630547.74800763
YMin: 3018974.53803921
XMax: 5640493.81055154
YMax: 3024496.65498568
Spatial Reference: 102100 (3857)

Layer: airports (ID:1)
Count: 2
Extent:

XMin: 5631719.72628587
YMin: 2988977.91565663
XMax: 5636506.38312675
YMax: 3032659.48077742
Spatial Reference: 102100 (3857)

Layer: roads (ID:2)
Count: 44
Extent:

XMin: 5610497.70041476
YMin: 2975627.67348129
XMax: 5639163.84353314
YMax: 3033244.57996581
Spatial Reference: 102100 (3857)