Is this a joke?

[Aimster]

http://bmx1906.tripod.com/stuckinmud.html

 

[intogamer]

not so royal after all

 

[cjgallen]

HAHA!

 

[PHiuR]

royal marines like to play in the mud

 

[John P]

It appears to be a joke at first, but when you see them being pulled out at the end it appears they just messed up. One would think they would have scouted the landing spot a bit before they hit the beach though.....