Site Inspiration using Media Queries

http://foodsense.is/

http://foodsense.js in a smaller device

http://www.bostonglobe.com/

 http://www.bostonglobe.com in a smaller device

http://hicksdesign.co.uk/journal/finally-a-fluid-hicksdesign

http://hicksdesign.co.uk/journal/finally-a-fluid-hicksdesign in a smaller devive

You can also checkout http://mediaqueri.es/popular/. The site contains a curated collection of responsive web designs!

So, have a look and get inspired!