Do they have to be new images? 

Here are some from my Renderosity Gallery ...

Rock vs. Hard Place
http://www.renderosity.com/mod/gallery/index.php?image_id=1426950

Stone Barge in the River of Time #01
http://www.renderosity.com/mod/gallery/index.php?image_id=798470

Stone Barges in the River of Time #02
http://www.renderosity.com/mod/gallery/index.php?image_id=799264

Fire, Water Subdue Iron v.2
http://www.renderosity.com/mod/gallery/index.php?image_id=655021

Stone Arch v.2
http://www.renderosity.com/mod/gallery/index.php?image_id=507017

... as always: all comments accepted ... please ... thanks. 

Martin