If you feel tired of Prague's historic sights, go to Vojanovy sady. It is an oasis in the touristic epicentre. There is a nice pond where you read your favourite book and relax. And don't be surprise if you hear peacocks! There is a few of them walking in the garden.
U Lužického semináře 43/17, Malá Strana, 118 00 Praha-Praha 1, Česká republika