Iron-staining has given us the warm pinks and redsof Devon's sandstone cliffs.These were laid down240 million years ago in warm lagoons whenBritain's tectonic plate, floating on the Earth'smantle, was 15 degrees further south at the samelatitude as the modern Sahara.This continental drift- causing Africa to collide into Europe - led to theuplifting that produced the remarkable landformgeology of the East Devon and Dorset coast.From Orcombe Point to Old Harry Rocks it wasdesignated as aWorld Heritage Site by Unesco in2001.You can time travel, literally, as the rocks getyounger from west to east to span 185 millionyears in 95 miles.Behind the coast on the Devon side of the border,the landscape rises and falls into a series ofdeep-cut valleys between high plateaus of wild orwooded pebbled-heaths. Between the hills run therivers that provide the root elements for manyplace names, notably the Exe,Otter, Sid and Axe.The ten circular walks, ranging from 4 to 11 miles,suit the needs of families, groups of friends orindividuals looking for a gentle stroll or a longerwalk, and reflect the many varied facets of the area- its people, its history, and its working landscapeand will help first time visitors to experience someof the great scenery the area has to offer. Many ofthe walks feature a pub along the route.Halsgrove's new-format guidebook, containingmaps, photographs and useful information willensure a great walking experience. Packed withcolour, the book is an ideal reminder of a visit tothe area.