Arriving at Tenerife’s south airport couldn’t give the new visitor to the island a worse first impression. The landscape is arid and baron, unattractive industrial estates surround the airport and numerous large plastic greenhouses abound under which bananas are grown.   However, you only need to go a few miles inland and the scenery improves, where there are some nice market towns and extensive forest.   Visitors landing at Tenerife’s north airport gat an altogether…