If you happen to be building a house, and it’s going to be higher than one floor, you’ll probably need a staircase. In most people’s homes, a staircase is just a functional means of travelling from one floor to another. Usually, there is nothing very remarkable about a staircase, though some are more attractive than others. It used to be that you had a choice. So much of the time, stairs look as if they were ignored until the last minute of the design process. So in here check out 40 beautiful spiral staircase design ideas.