Tim Carter, a former carpenter, writes this popular site called Ask The Builder on topics related to home improvement and it averages around 40,000 unique visitors per day. He recently told that these 40,000 unique visitors help him earn around $2000 per day. Read more: http://www.labnol.org/internet/google-adsense-cpm-rates/4193/
I gotta say... you really have to do your homework and get things right to earn those kind of profits. I mean think... you could get a new car like every month! Not that anyone would need one like that, but $2000 is defiantly a very good living.
Well.. this is an old news. However, those were the days of miracle. Now, its really hard to get on that standard. But, it was really easy 5 years ago
Some of the site pages are real bs... just one paragraph with lots of adsense... no wonder his CTR is high... Moreover publicity like this is also helping him to get more visitors...