In Europe, I had: Escargot, Truffles, fondue, pate, WeiĆwurst, and yummy swiss chocolate
In the states, I had: Pork hock, tripe, ox tail, cow intestines, pig's blood, chicken gizzard, chicken feet, venison, rabbit, quail, all types of seafood imaginable (i.e. sushi, mussels, oysters, sea urchin, eel, jellyfish, squid, octopus, sea cucumber, crawfish, shark fin, cuttlefish, sea snails, sea urchin, etc. ), natto (fermented soybeans--very slimy, sticky, and stinky), kimchi (mmm....yummie~), live abalone, live clam, chicken liver, coagulated ox blood, pork spine, and the list goes on...
In Asia, I had: Rare horse meat, fugu (poisonous blowfish), geoduck, fried silkworm larvae, this weird cold, slimy, flat, and clear dessert I had in Japan (it looks like noodle, but it's not), so far...