seasonal lorestones

Anyone have a decent list of where they're located? I have detect hidden mastered, and so far I'm missing 1 summer stone, and five of each, fall and winter... I suspect the remaining 5 winter stones are scattered throughout bhaile, amaura, and alabastra, as I haven't been to those places yet, likely a few of the fall ones are too, but I suspect the missing summer stone is likely in a dungeon I didn't explore, and at this late in the game, there are just way too many for me to revisit, any help would be great
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"Apparently you can have your desire and still suffer terribly for it, a lesson for all who would consider marriage" ~ Morrigan - Dragon Age:Origins