What is the most meaningful trend in the field of tourism nowadays that makes so many people be interested in travelling?

Rising amount of customers, who would like to travel, tend to say that it has never been as easy as it is currently. As a result, we can be also ascertained that in order to travel to more regions on the Earth we are not obligated to have for example as much money as it used to be obligatory inter alia some decades ago. One of the most attractive changes that took place in the last period of time is connected with decrease of the prices for airplane tickets.