Improved Ad Preview Tool
You can use Google’s Ad Preview Tool to see what Google SERPs (search engine results pages, for those of you who don’t like your acronyms to sound like rude bodily noises) will look like in different geographic locations, Google domains, and languages.
Bookmark this URL: https://adwords.google.com/select/AdTargetingPreviewTool
You can even preview mobile ads that appear on cell phones - pretty much any network, anywhere in the world.
Go play with it - it’s intuitive and very helpful.
Want to Slash Your AdWords Learning Curve and Jump in With Confidence?
Find dozens of short video tutorials on all things AdWords - check out the "Look Over My Shoulder" (LOMS) AdWords Success Video Tutorial Series. Most videos are under 5 minutes, and they’ll show you exactly how to do the things I teach in AdWords For Dummies. Including a video on the Ad Preview Tool.