Tanaan Jungle in the Warlords of Draenor Beta looks like it will be a diverse zone with mountains, lava, streams, jungle, and harbors. When I visited on June 30, 2014, the zone was still unfinished, but I was able to get this panorama from around the center of the zone using Eye of Kilrogg.
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Taken June 30, 2014 by Adele of Silver Hand.