I have put together simple web app that overlays cadastral maps with otrophoto , if you zoom more you will see bird’s eye high quality images, that you can rotate (left upper corner arrows) it is not possible yet to overlay in the bird’s eye WMS overlay with cadastral info, however I was amazed with the quality of the images covering whole Czech Republic and in better quality than Google (provider called Seznam is local big Google rival) Rendering is not great either as their rendering is proprietary and not of the quality as OpenLayers or Leaflet. Anyway the information coming from oblique images , or let’s say ‘predefined camera positions’ is very useful of understanding spatial situation in the respective area. May be the fact that user doesn’t need to move fully in 3D space but is limited somehow is better than full 3D ‘free form’ , ‘game-like’ navigation – one can be easily lost there. Also I found it equal or even better than information provided by street view data (what google provides) as street view is ‘too close’ and I have found myself quite often lost in the ‘street-view’
page is available here (click on image):
if you zoom in you will see this :
Code available here: https://github.com/Sumbera/iKatastr
Demo here: http://www.ikatastr.cz/uKatastr.html