Methodology for distances to/from Accra International Conference Centre (AICC)
Origin used: AICC (5.5550225,-0.1927996).
Routing engine: OpenStreetMap OSRM public API.
For hotels: profile=driving; requested alternatives=true and kept the shortest route distance.
For restaurants: profile=foot (walking); requested alternatives=true and kept the shortest route distance.
Distance thresholds applied: hotels <3 km driving; restaurants <2 km walking.