I replaced the 2 hour charts on www.wafflecharts.com with 30 days as the long term trend was what I initially wanted for my own charts.

Sample here: http://www.wafflecharts.com/charts/17dDG3anu27cGC4fc91R5o3A3fQzkms2ic/2.html

Also QRcodes were added to make it a touch more friendly getting the long urls to a mobile device