The Czech railways, tel. You should call four days in advance. The recent laws on drugs in the Czech Republic are a little vague to say the least. Basically possession of 'more than a small amount' of soft drugs is illegal. However, the definition of 'a small amount' is not stated, meaning that this decision is entirely up to the police.
All hard drugs are illegal.
All the usual warnings over drug use should also be noted. The electrical current is 220 volts AC, 50Hz. We've never found one, but we are told that a few of the very old homes in the city still use 120 volt. The national currency is the Czech crown which is usually written as Kc. Hellers are available in 10,20 and 50 coins.