If people are on vacation (holiday), should they leave their mobile phones at home? There is no doubt that mobile phone is one of the most fantastic inventions in nowadays and having a mobile phone do help people a lot in their daily life. Therefore, a large number of people believe that they can not leave their phones in a single day even when they are going to travel. However, some other people claim that they won’t take their mobile phones on travel since they want to totally get out of any bother when they are enjoying their wonderful trip. From my prospective, the former idea suits me more. To begin with, the uncountable Apps of the mobile phones can definitely provide us with lots of tips and directions. Nowadays, traveling options diverse into many types which can meet varies requirements of different kinds of travelers. More and more people would like to choose a trip which is more free for them. For one reason, there are plenty of Apps which are refer to tourism on mobile phones. People can get instant and practical information when they are in travel. No matter they are in a small village of Thailand or a great museum in UK, they can easily get help, even when they are considering which kind of local food they need to take, mobile phones can help them immediately. In addition, people can share their great experience of their trip on the social network and share their happy moment with their friend on mobile phone. We can see that social network is so popular now and we can even say that that is the evident that people prove they have been to some famous and the Likes which they get from their personal page can make them happier. Moreover, mobile phone plays a very important role in the travel when we meet accidents. I still remember my experience that when I was traveling in a national park in Thailand, my motorbike was broken on the way which I drive it back to my hotel. There was no car run along by me and the time was also very late. I was in big trouble and I can not move the motorbike by myself. So I call to the store which I rent the motorcycle and asked the staff came to help me. Thanks to my mobile phone, I was survived in that accident. On conclusion, I believe that mobile phone is a necessary thing for people to take with themselves when they are in a trip. Although some opponents think that it can make negative impact on the trip, the advantages of mobile phone is much more than the disadvantages. Therefore, I agree with the idea that we need mobile phones on vacation.