Skipped the whole tallest-building arms race the rest of the Gulf got into, and fair play to them.
Fun fact: Oman's Majlis al Jinn cave chamber is large enough to fit several Boeing 747s inside.
Lagos alone has more people than most European countries, and somehow the whole thing just sort of works.
Fun fact: Nigeria's Nollywood produces around 2,500 films a year, outpacing Hollywood by volume.