Why are world-famous cities tourist hotspots?

The first is the economic factors, the popularity of the city and the sustainable development of urban tourism. Secondly, tourism investment driven by economic development interacts with tourism investment and city image driven by economic development, such as Bilbao, Spain. Thirdly, the leading role of economy, popularity and eyeball economy has played a role in the development of business, popularity and city business cards.

In addition, there are historical and cultural details of the development of world-famous cities, historical and cultural influences of accumulated records of economic development, and various influences of political stability. In short, any unilateral analysis will be integrated into all aspects of interaction, and urban factors are generally related. Every aspect can be discussed.