<slide>
<title>Big Polygons</title>

<div effect="fade-out">
<image filename="bigp-world1.png"/>
</div>

<div effect="fade-in">
<list>
	<bullet>Queries larger than a hemisphere</bullet>
	<bullet>Special *CRS*: %urn:x-mongodb:crs:strictwinding:EPSG:4326%</bullet>
	<bullet>"strictwinding" means "counter clockwise"
	<image filename="bigp-london3a.png"/>
	</bullet>
</list>
</div>
</slide>
