Another one of these photos

[mrlmd1]

When you see it ----
http://s15.postimage.org/hy3sg2skn/when_you_see_it.jpg (http://postimage.org/image/hy3sg2skn/)

[Gz Rider]

...

[5th_bike]

Once I wasted half a minute trying to find the source of the quote: "A dirty mind is a joy forever".

Too many claimants.