Layer Estimates:

Layer: Trails_Regional (ID:0)
Count: 523
Extent:

XMin: -8910836.72809917
YMin: 4291326.64816827
XMax: -8848537.91047968
YMax: 4331350.39476553
Spatial Reference: 102100 (3857)

Layer: Parks_Boundaries (ID:1)
Count: 25
Extent:

XMin: -8911396.1863679
YMin: 4291296.80012952
XMax: -8852884.22278579
YMax: 4333048.4608759
Spatial Reference: 102100 (3857)