Bangladesh needs to take steps to grab a slice of the fast-growing halal tourism pie, travel experts said. Halal tourism is a subcategory of tourism that is geared towards Muslim families who abide by rules of Islam. [...] In recent times, this sub-sector of tourism is on the rise on the back of the growing worldwide Muslim population, the increasing purchasing power of population of Muslim countries and rising tendency to consume foods and use services that adhere to Islamic principles.