Anyone who has been to Venice since the 80’s has most likely experienced overtourism first hand. That said, to be able to appreciate the true nature of the problem, we must first acknowledge that tourism industry is a complex adaptive system. Consequently, it is not possible to predict how a particular action would create a reaction.
For instance, the policymakers of Amsterdam, a city that sorely suffers from overtourism, consider radical measures to limit the number of tourists visiting the city. Such an approach could very well channel certain less-desirable types of tourists to other destinations.
On the other hand, the same travel restrictions could make Amsterdam even more appealing to some, for the more scarce a resource, the more valuable it becomes. As the saying goes, the heart always wants what
Source : https://placebrandobserver.com/overtourism-tourismophobia-causes-solutions/