Countries

Chad

Landlocked and Africa's fifth-largest country by area, named after Lake Chad on its western border. The Sahara covers the north, where Emi Koussi in the Tibesti Mountains is the desert's highest peak, and the south is savanna. French and Arabic are the official languages.

A person in an orange robe walking between weathered sandstone pinnacles on the Ennedi Plateau, Chad

The Ennedi Plateau, in the Sahara

Photo: Valerian Guillot from Cambridge, United Kingdom, CC BY 2.0

Blue for the sky, hope and water, yellow for the sun and the desert, red for progress and unity. Adopted in 1959, it is nearly identical to Romania's flag, with a darker blue.

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