I have recently book a holiday in Madeira and the guide books tell tails of lava tubes to visit. Obviously, we can visit the show caves at Sao Vicente but I wondered if anyone has visited or knows about any other lava tubes on the island that we could take a look at. Thanks for your help

The International Society for Speleological Art is holding an exhibition called "Artists in the Underworld". Its to be held at Well Museum from the 9th July to the 24th August 2007, open daily from 10am to 4pm. All welcome. www.issa.org.uk