Balearic Islands eroded erosion formations limestone Lluc majorca Mallorca natural nature pleated rock shapes Spain striated striation trees worn boulders Catalan catalonia Catalunya coastal conifers costa brava danger mediterranean pines precarious rocks spanish summer unstable clods earth England english farm fertile field Great Britain landscape ploughed productive rich Soil spring Sussex tilth destination direction green oak Quercus quiet road rural tranquil transport travel conifer flowers forest pine rhodedendron rhododendron shrubs Surrey understorey understory woodland blue cables electrical installat lamp lamppost lantern lighting old pole sky spruce street lamp telephone cables tree wires wooden bridge dordogne fields France french hills panorama river valley view village water Alley alleyway ancient architecture historical home house palm passageway path stone urban white whitewash american baker boulder flow mount mountain run rush stream usa