“ The PC's end up in a strange world where the very rocks are made of gold and jewels.As such gold and jewels is worth very little, but the iron in their swords and belt buckles is suddenly worth a LOT.”
“ A group of humans living in a mountainous area have spent generations mining, drinking home made liquor, and generally not spreading the gene pool around enough. The end result is a sub-race of humans who no longer have necks, rather their heads protrude from the upper portion of the torso between the shoulders. They have beards, and lacking the ability to turn their heads, can only see what they are directly facing. They are simple and to the point, and direct to the point of bluntness.”
“ I have heard (from an Afghan man that I know) that in Afghanistan, they will construct kites, and then tie or tape pieces of glass and shards of pottery to the kite-strings and have 'kite-battles', where they try to use the sharp shards on their kite-strings to cut the opponent's strings.”