Tr**el is a very good means of broadening a persons perspective. It makes you come into contact with different cultures， meet people of different colors and go through peculiar rites and ceremonies. Tr**elling much， you will not only enrich your knowledge and experiences， but also be aware of the vastness of nature.
　　Tr**el may also relieve person of boredom and gloom. Tr**el brings you enjoyment and attraction. It gives you a pleasant experience， which will disperse your boredom and make you forget whatever annoys you. Tr**el broadens your mind and le**es you good memories. Later， you may go over these memories and enjoy your past experiences，thus keeping a fresh and sunny mind.
　　The fields his study， nature was his book.
　　Tr**elers can choose different modes of transportation which h**e advantages and disadvantages. Airplanes are the fastest but also the most expensive. Buses and trains are less expensive, but they soon make you feel cramped and uncomfortable. Ships provide you with comfort unless you get seasick. Most people can afford tr**eling by bicycle, which， although slow, can limber up your muscles and get you closer to nature.