When our friends come visiting, they spend time and care picking up souvenirs for us. Wine, perfume or wall hanging; they know where exactly to go shopping for those special souvenirs from their land. We asked them to tell us those secret spots, and the result is a delectable collection of gift ideas from all over the world.    Siddharth Birla shares his top picks from things to do in Indonesia. Also, meet travel bloggers Savi & Vid, a man who is named after a Rajasthan fort.