Darryl Leniuk dives for Nazi gold in the mysterious lakes of inner Austria more...

On the face of it, ice-diving could appear to be a painful and pointless pursuit, but in fact it's curiously addictive, says John Liddiard. He can't wait to cut his next hole above an Austrian lake more...

Evelyn Seeger investigates the bed of a mountain torrent in a form of diving which is all the rage in Austria. Pictures by Jurgen Freund more...