Really Cool Search Engine Analysis Tools

Compare your web results across Google's World Wide data centers!

This tool offer's you a way to see how your website does on Google in another country or international Google data center versus your local US Google data center in real time.

(This site's server is slow and sometimes is down- but it's worth the wait!... keep trying to connect)
http://oyoy.eu/google/world/

Compare your website page position across Google, Yahoo and MSN

http://www.prase.us/ < run your search then click on the 'unmerge' tab.
http://www.fuzzfind.com/search.html

Visually see how Google and Yahoo references your website's listing across other links and it's page/position placement.

http://www.langreiter.com/exec/yahoo-vs-google.html < replace the word 'synerge' with your own search word or phrase and submit. http://ranking.thumbshots.com/

Check your website position across multiple Google Datacenters.
http://www.seochat.com/seo-tools/multiple-datacenter-keyword-position/