In Youtube.com there are many different kinds of video collection, ranging from the personal collection of videos, music videos, sports videos, extreme videos, to funny videos is here. I can tell you all the videos you want is here.

But when you want to download videos that you have found on youtube you can not find the download button, how to do? there are 2 ways:

1. Use flash software downloader / youtube / video downloader, search it, there are many software to download.

2. A more practical way is through KeepVid.com, just enter the address stream video and download it, I recommend using this method.