Exploring the Uncharted Map of Mali in West Africa's Sahel Region We weren’t able to create a summary for you. Refresh your page to try again. A landlocked country in the Sahel , Mali remains one of the poorest countries in the world, but it has wonderful musicians and some incredible sights, including four UNESCO World Heritage sites and the historic city of Timbuktu. A landlocked country in the Sahel , Mali remains one of the poorest countries in the world, but it has wonderful musicians and some incredible sights, including four UNESCO World Heritage sites and the historic city of Timbuktu. To quickly access the general terms and conditions of your partnership agreement with Booking.com, just select your property's location and your preferred language from the drop-down menu below.