The traffic is sometimes slow but you'll get a good view of the city, especially if you sit on the top desk. This is one of the fastest ways of travelling across the city. You may take one on the streets or call to the local company. It's a very fast way of travelling. You will have free meals and drinks there. But some people think it is very dangerous. It's a very comfortable way of travelling. There are no traffic jams. There are a lot of stations and you can choose any of them near your house. This way is for people with time and energy. You can stop where you want and at any time you want. Besides, riding it you'll always keep fit. It is very comfortable to travel by this mean. You may choose the shortest way. But there are a lot of traffic jams on the street now. It is one of the most pleasant ways of travelling. If the weather is fine you can spend all the time on the open air, breathingthe fresh sea air. It is not very fast but rather comfortable. You can travel for a long distance. It is not so dangerous as travelling by plane. It's a very slow way of travelling but you may not be afraid of traffic jams, height, deep water or other dangers.