There are twenty-seven species of snakes in Iowa.

The Plains Garter Snake, Western Worm Snake, Western Hognose Snake, Timber Rattlesnake, Common Kingsnake, Smooth Green Snake, Ringneck Snake, Western Ribbon Snake, Redbelly Snake, Prairie Rattlesnake, Prairie Kingsnake, Painbelly Watersnake, Northern Water Snake, Massasauga Rattlesnake, Lined Snake, Fox Snake, Milk Snake, Smooth Earth Snake, Eastern Hognose Snake, Eastern Garter Snake, Diamondback Watersnake, Crayfish Snake, Copperhead, Brown Snake, Racer, Ratsnake, and Bullsnake.

Kingsnakes maybe? Pale Milksnake? If you mean vertical stripes it is probably a Western Plains Garter snake or a Red sided garter. Maybe a lined snake.

Yes there are snakes in Europe...Here is the list

Large whip snake ,Western whip snake, Smooth snake ,Four-lined snake ,Leopard snake ,Sand boa ,Balkan whip snake ,Coin snake,,Montpellier snake ,Grass snake ,Dice snake ,Dahl's whip snake,European cat snake ,Worm snake ,Nose-horned viper ,Asp viper ,European adder,Lataste's viper,Seoane's viper ,Orsini's viper, Meadow viper ,Blunt-nosed viper ,Milos viper ,Ottoman viper

Edit: Um, India is not in Europe. Anyone have a better answer?

If it has a yellowish band around its neck...it is more than likely a "Ring Neck Snake" and they are harmless. Orange lined underbelly. really cool black skin, almost looks like suede.

Tree lined street