The seed is Tarzan, you spawn fronta huge,huge cave witha lot of coal, iron, some gold and a zombie's dungeon(X:-165, Y:32, Z:235) with 2 chest ( 3 buckets, breads, strings,redstone).
Near respawn there is a village besides a canyon (X:75, Y:66, Z:316) have a blacksmith with iron sword, 2 apples, 5 breads, 4 obsidian and iron helmet.
Another cave at X:263, Y:66, Z:62.
Another at least canyon with a lot of caves in it. X:203, Y:111, Z:-19
A canyon at X:-39 Y:64 Z:19
Near respawn there is a village besides a canyon (X:75, Y:66, Z:316) have a blacksmith with iron sword, 2 apples, 5 breads, 4 obsidian and iron helmet.
Another cave at X:263, Y:66, Z:62.
Another at least canyon with a lot of caves in it. X:203, Y:111, Z:-19
A canyon at X:-39 Y:64 Z:19
PD: You will need a lot of boat.