Avatar/Fullmetal Alchemist manga
[http://community.livejournal.com/crossoverfic/388332.html#cutid1] - - public:opalsong
Fifty one-sentence chunks of an Avatar/FMA crossover. Basic idea is that after some implied (non-canon) craziness in Amestris, Ed and restored!Al find themselves lost in a desert, under stars they don't recognize and with only the vaguest memories of how they got there.