Added animated images

format-specs/distributing-geoparquet.md

@@ -56,7 +56,7 @@ to be used effectively. If the GeoParquet data was converted from a GIS format l
 it will already by spatially ordered. One way to check this is to open the file in a GIS tool and see if the data loads
 all the spatial data for an area in chunks, or if data for the whole are appears and continues to load everywhere.
 
-<pictures>
+<img alt="non-indexed load" height="300" src="https://miro.medium.com/v2/resize:fit:1400/format:webp/1*yugDd1ZjLG4lEwUZucRdmA.gif"> vs <img alt="indexed load" height="300" src="https://miro.medium.com/v2/resize:fit:1400/format:webp/1*-4wyoKgwFXpUnkLeziv5KA.gif"/>
 
 GeoParquet itself does not have a specific spatial index like other formats (R-tree in GeoPackage, Packed Hilbert R-tree in
 FlatGeobuf). Instead data can be indexed in any way, and then Parquet's Row Group statistics will be used to speed up spatial