Layer Estimates:

Layer: World Continents (ID:0)
Count: 8
Extent:

XMin: -180
YMin: -90
XMax: 180
YMax: 83.6235961914063
Spatial Reference: GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],VERTCS["Test VCS",VDATUM["Little_Cayman_Vertical_Datum_1961"],PARAMETER["Vertical_Shift",6.0],PARAMETER["Direction",-1.0],UNIT["",6.8]]

Layer: World Lakes (ID:2)
Count: 37
Extent:

XMin: -125.123321533203
YMin: -16.6005592346191
XMax: 109.964996337891
YMax: 67.0469360351565
Spatial Reference: GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],VERTCS["Test VCS",VDATUM["Little_Cayman_Vertical_Datum_1961"],PARAMETER["Vertical_Shift",6.0],PARAMETER["Direction",-1.0],UNIT["",6.8]]