Layer Estimates:

Layer: Main city buildings (ID:0)
Count: 4
Extent:

XMin: -10369157.8060541
YMin: 5537324.89640848
XMax: -10367791.2157887
YMax: 5539149.14111854
Spatial Reference: 102100 (3857)

Layer: Trier_insulae (ID:1)
Count: 196
Extent:

XMin: -10369014.1328
YMin: 5537496.5836
XMax: -10367921.7539
YMax: 5539056.0024
Spatial Reference: 102100 (3857)

Layer: Trier - Main Features (ID:2)
Count: 0
Extent:

XMin: -20037507.8427882
YMin: -30240971.4583861
XMax: 20037507.8427882
YMax: 30240971.4583861
Spatial Reference: 102100 (3857)