#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)

#maproulette Self-Intersecting_building_outlines_(North_America)