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Five Principles Behind the World’s Most Successful Mega-Events

Published on May 13, 2026

In the high-stakes world of city branding, mega-events are the ultimate catalysts. From the Winter Olympics to World Expos, these moments do more than capture global headlines; they reshape the very fabric of the host cities. But as the lights dim and the crowds depart, the real challenge begins: how do you transform a temporary surge into a permanent legacy of growth, tourism, and infrastructure?

Five Principles Behind the World’s Most Successful Mega-Events

At Cityscape Global, a diverse panel of tourism and development leaders discussed the strategic intersection of event hosting and long-term urban value. Fahd Hamidaddin (CEO, Saudi Tourism Authority), Eng. Ahmed Al Juhani (CEO, Rua Al Madinah), Alessandra Priante (President, Italian National Tourism Board), and Gavin M. Faull (Chairman & President, Swiss-Belhotel International) explored how cities can use global spotlights to drive sustainable economic and social impact.

1. The Low Cost of Trial: Events as Tourism Magnets

For emerging destinations, mega-events serve as a 'low cost of trial' for tourists. Travelers who might be hesitant to visit a new country are often persuaded by a specific date, a world-class performance, or a sporting final.

Fahd Hamidaddin highlighted how Saudi Arabia utilised this strategy, “Saudi started tourism in 2019, and at the time the mega and giga projects that now you see around you are, were not yet built. So, it was easier for us to develop events, and what happened is that we excelled at it.” By hosting a high density of events, at one point even surpassing the weekly count of Las Vegas, the Kingdom converted global attention into a steady stream of first-time visitors. The goal, however, is to ensure these 'moments convert into momentum' through holistic destination planning that encourages return journeys.

2. Urban Rebirth: The Milano and Riyadh Examples

A successful mega-event acts as a catalyst for urban redevelopment that might otherwise take decades. Alessandra Priante pointed to the 2015 Milan Expo as the turning point for the city’s modern identity. “Everyone is pointing at Milan saying that Milan is going at a different speed compared to the rest of Italy...That is the effect of all the very good investments that were done during the expo 10 years ago.“

Similarly, Riyadh is undergoing rapid transformation. Mega-events provide the impetus to build essential infrastructure (airports, metro lines, and hotels) that serve the city long after the event ends. For Priante, the key is avoiding greed: “It is about what happens in 10-15 years' time because the Milan of now is actually more ready to host the Winter Olympics.”

3. Engineering Heritage: The Rua Al Madinah Vision

In Medinah, mega-events and the vision for 30 million annual visitors are driving one of the world's most unique urban developments. Eng. Ahmed Al Juhani detailed the Rua Al Madinah project, a massive 1.35 million square metre hospitality hub located just steps from the Prophet’s Mosque.

The project is designed with a human-centric approach to density:

Open Space: 63% of the land is dedicated to open space, with only 37% for vertical assets

Smart Navigation: Building colours and lighting shift from bright near the mosque to 'darker' further away, intuitively guiding the 149,000 visitors the project will accommodate

Seamless Pedestrianism: Five major pedestrian corridors, some up to 60 metres wide, allow crowds to reach the mosque without crossing vehicle traffic

4. The Hospitality Engine: Yield and Knowledge Transfer

For international hoteliers, mega-events provide the high-occupancy hot seat that justifies long-term investment. Gavin M. Faull emphasised that while events drive the initial yield, the enduring value lies in knowledge transfer and local workforce development.

“In all our hotels in 20 countries, probably 95% of all staff and management are local,” Faull noted. For Saudi Arabia, the event-led momentum creates a training ground for local talent to manage world-class service standards. This people-first approach ensures that the infrastructure remains globally competitive and culturally authentic.

5. Measuring Success: The Science of Memorability

The true KPI of a mega-event isn't just the attendance count; it’s the Net Promoter Score (NPS) and the likelihood of repeat visits. Fahd Hamidaddin revealed that the Saudi Tourism Authority worked with neuroscientists from Oxford University to study memorability and shareability.

They found that a successful visit is driven by a humbling, connecting experience where a traveller learns something new. In Saudi Arabia, the primary driver of a positive NPS is the quality of local hospitality. “The number one driver of success is definitely the Saudi people,” Hamidaddin stated. By focusing on quality over quantity and 'dispersing' traffic beyond the usual hotspots, destinations can build a legacy that is both economically resilient and socially profound.

Join the Conversation at Cityscape Global 2026

The spotlight is only the beginning. As global cities compete to host the world, the real winners are those who design for the day after the closing ceremony. Join us as we continue to explore the intersection of events, tourism, and urban legacy.

Be part of the vision at Cityscape Global 2026.