large concrete retaining wall blocks | Why would I use a large pre-cast retaining wall block from Earth ... Find tools and equipment at www.bontool.com
Large Concrete Retaining Wall Blocks | ... the block creates enough slop to allow the blocks to make curved walls
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link includes several other prime examples of retaining walls using larger rocks to add interest to the wall
Steinbruch - Naturstein in allen Varianten - Gartengestaltung mit Naturstein
Retaining Walls: Modular Block, Natural Stone and Boulders | environmentallandscapes
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Edge the patio with these corners....perfect for low maintenance plants
Large Block Limestone Retaining Wall - But prefer non-curving stairs
Steps and caps for large retaining wall block.