Small Wishing Well
Solving draingage issues with a new staircase and built-in container gardens. Beautiful, simple, practical.
The use of oak sleepers for arrangement of the courtyard and garden | A private house
supporting walls with upright sleepers - Google Search
Stairs on a hillside.jpg http://community.homedepot.com/howto/DiscussionDetail/how-do-i-build-stairs-into-a-hill-9065000000006yX
rail road ties, stairs, landscaping stairs.
Railroad tie retaining wall | Flickr - Photo Sharing!
Build a Wood Timber Retaining Wall DIY