Original allocated room on the 17th floor had the ...

Original allocated room on the 17th floor had the most obstructed window view that we have ever encountered.
All that could be seen was a metal wall that completely blocked any surrounding views.
They might just as well brick up the windows.
We immediately asked reception for a room change and were somewhat disappointed that we had to pay extra for a room "upgrade" located on a higher floor level which did at least have an unobstructed view.