We will use the same airports_2017 table to see where South-East Asia's largest airports are located:
After you select Visualization Type, use the Filters option present in the Query section for selecting airports in South-East Asian countries as follows:
You can change the Viewport of the Map to view it at an angle. Grid boxes representing airports in the Sichuan and Gansu provinces in China, and Jammu and Kashmir in India, have the densest color, implying they are at higher altitudes compared to other regions with airports.
This is how it will appear: