Rifts!

Rifts zones by Type (Source)

Fire
1. Westfall
2. The Barrens (Between Razorfen Downs and Razorfen Kraul)
3. Dustwallow Marsh (Inside Theramore near Armory; North of Witch Hill)
4. The Hinterlands
5. Searing Gorge
6. Blasted Lands
7. Winterspring
8. Hellfire Peninsula
9. Zul'Drak (South of Zeramas; East of the Reliquary of Pain; In the middle of Zeb'Hakkar)
Water
1. Silverpine Forest (East of Shadowfang Keep; South of the fork in the road east of Sepulcher; West of Dead Field towards the shore)
2. Ghostlands
3. Wetlands (On the shore near the Bluegill Murlocs and the two ruined ships; Between the Greenwarden and Dark Iron Dwarf Camps)
4. Thousand Needles (Darkcloud Pinnacle)
5. Stranglethorn Vale
6. Swamp of Sorrows (Stonard)
7. Un'goro Crater
8. Zangarmarsh
9. Shadowmoon Valley
10. Dragonblight (Agmar's Hammer; Wintergarde Keep)
11. Icecrown

Wind
1. Darkshore
2. Hillsbrad Foothills (Southshore; Tarren Mill)
3. Duskwood
4. Arathi Highlands (South of Circle of West Binding; Hammerfall)
5. Eastern Plaguelands
6. Terokkar Forest
7. Netherstorm
8. Borean Tundra (Magmoth)
9. Sholazar Basin
Earth
1. Loch Modan
2. Redridge Mountains
3. Desolace
4. Western Plaguelands
5. Burning Steppes
6. Silithus
7. Nagrand (Laughing Skull Ruins)
8. Blade's Edge Mountains
9. Howling Fjord (Wyrmskull Village near the hut Alliance players witness the visions of the past)
10. Grizzly Hills
11. Storm Peaks (Gnoll Camps west of K3; Maker's Library)