Though he had a very hectic schedule during his trips to Delhi and Mumbai, where he delivered annual Penguin lectures, he managed time to visit a few places.
"In spite of my busy schedule, I went to Old Delhi's spice market, the Red Fort, saw the biggest mosque (Jama Masjid) and some Christian churches," he says.
"I sampled every bit of food I can possibly sample. My new favourite food is paneer. I did not even know it existed," the writer of bestsellers like "The Da Vinci Code", "Angels & Demons", "The Lost Symbol" and "Inferno" told PTI in an interview.
"It was just wonderful. All I did was eat every single kind of Indian food. Some of them are very spicy but I liked them," he says.
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Brown was also struck by the architecture here.
"I also love the architecture. It is very very different from the Arab and the Western world. There is also a passion for geometry. The domes are an excellent example," he says.
Brown, whose novels are published in 52 languages around the world with 200 million copies in print, is impressed by the reading habits of Indians.