thyme replaces grass… drought resistant, lovely to walk on, rich green colour, zero maintenance…
mediterranean landscape by Margie Grace – Grace Design Associates Dry Stream Bed – nice feature in dry climates
ice plant (Delosperma cooperi) with orangey Sedum nussbaumerianum and pink Echium ‘Perle von Nurnberg’. l Nancy J. Ondra design
41 Groundcovers to Know Use – Great tips for maintenance etc, a nice site! Informative
10 Great Groundcover Plants – BHG.com – Better Homes and Gardens
Purple Flowering Groundcover – Campanula Portenschlagiana – a plant that grows in less-than-ideal conditions and has long-lasting foliage. Plant care info is on the post – via Northern Shade
Blue fescue is another good choice for grasses used as groundcovers, that are drought tolerant.