http://mobitest.akamai.com/
Mobile performance testing platform from akamai based on the webpagetest.org infrastructure, free. Useful.
http://torbit.com/insight/
A measurement tool to monitor real user's web performance numbers, similar to lognormal / Google Analytics site speed reports. Free basic plan, premium is $500 a month!
http://www.daftlogic.com/projects-google-maps-distance-calculator.htm
Simple google maps ruler, click two points and it tells you the distance between then.