wear long trousers and shirts shorts are not suitable unless it is very sunny--seldom happened in the UK To buy Oyster card is very easy: any ticket machine, ticket office in any underground station, or sometimes small grocery shops sell such cards as well
shorts are not suitable unless it is very sunny--seldom happened in the UK
To buy Oyster card is very easy: any ticket machine, ticket office in any underground station, or sometimes small grocery shops sell such cards as well