1. Add heights for buildings in this region.

    Closed
    #168255328 5 0 0 0

  2. Add heights for buildings in this region.

    Closed
    #168255225 15 3 5 0

  3. Add heights for buildings in this region.

    Closed
    #168254623 5 0 0 0

  4. Add heights for buildings in this region.

    Closed
    #168254555 0 4 0 0

  5. Refine positions of buildings in the region.

    Closed
    #168253780 0 36 6 0

  6. Add heights for buildings in this region.

    Closed
    #168252441 15 31 0 0