Data and links

WMS CENIA : http://geoportal.gov.cz/web/guest/wms

add like ArcGIS server: http://geoportal.gov.cz/arcgis/services 
 
 
Topographic map ČÚZK: Add as ArcGIS Server  http://ags.cuzk.cz/ArcGIS/rest/services/zm/MapServer 
 
Czech water network from VÚV TGM v.v.i. in SHP – database DIBAVOD: http://www.dibavod.cz/27/struktura-dibavod.html
 
LANDSAT from ESRI: ArcGIS Server http://imagery.arcgisonline.com/ArcGIS/services