Geohash

The Worlds Address

What is a Geohash?

0110111111110000010000010

01101 11111 11000 00100 00010

13 31 24 4 2

13⇒e 31⇒z 24⇒s 4⇒4 2⇒2

Hierarchical

Ordered, Semantically

Short, Linkable

http://geohash.org/ezs42

like bit.ly, but for places

Uses: Indexing Tweets into Redis

http://mikemoraned.github.io/geowhatsit-whatsup/

Uses: Structured Image Search

http://geosummary.herokuapp.com/

Others

Further Reading

http://en.wikipedia.org/wiki/Geohash, http://www.bigfastblog.com/geohash-intro (on which I based some of these slides)
http://geohash.gofreerange.com/
http://geohash.org/

Many thanks to

node-geohash, used here via the wonderful browserify
Leaflet and Stamen Design for maps
reveal.js for the presentation framework
They Might Be Giants, as inspiration for the title

This presentation lives at http://mikemoraned.github.io/geohash-theworldsaddress/