"Sick bag" : you can get free when you take on the airplane. Many sick bag collectors are in the world. Don't you try to collect them that becomes the commemoration of your trip ?
Here are information on the overseas tour and travels. There are the memorys of our favorite overseas travels. (sorry Japanese only)
Now smartphone is very popular. The original is The Apple iPhone, which appeared in 2007 . I will introduce all of the iPod / iPad / iPhone in the overwhelming amount of information.