1. fixing few noted issues

    Closed
    #140621462 4 5 0 0

  2. Learning to use OSM, adding a waste_siposal, playground and adding a man_made: observatory tag

    Closed
    #140598765 8 1 0 0

  3. Learning to use OSM, adjusting these cabins slightly and adding missing data

    Closed
    #140592412 0 10 0 0