Britain will offer work visas to graduates from the world's best universities in an expansion of its post-Brexit immigration system that is designed to attract the "best and brightest" workers. But no African universities are included in the list of eligible institutions.

Kunle Adeyanju is a self-confessed daredevil who has climbed Mount Kilimanjaro twice and cycled from Lagos to Accra over three days.

South African architecture firm SAOTA has made its name designing elite homes for the super rich.