Layer Estimates:

Layer: Cities (ID:0)
Count: 444
Extent:

XMin: -13821735.8724181
YMin: 3839457.79928872
XMax: -12756017.2376044
YMax: 5004585.94092295
Spatial Reference: 102100 (3857)

Layer: Rivers (ID:1)
Count: 1180
Extent:

XMin: -13849391.4651627
YMin: 3833141.0509545
XMax: -12705184.9166551
YMax: 5162416.46340929
Spatial Reference: 102100 (3857)

Layer: Counties (ID:2)
Count: 58
Extent:

XMin: -13847326.666198
YMin: 3833848.17120917
XMax: -12704363.8385885
YMax: 5161308.68839055
Spatial Reference: 102100 (3857)