Food Sources. Lutein and zeaxanthin are found together in many food sources. Dark green leafy vegetables are the primary source of lutein and zeaxanthin, but they are also present in lesser amounts in other colorful fruits and vegetables, such as broccoli, orange peppers, corn, peas, persimmons and tangerines.ark green leafy vegetables are the primary source of lutein and zeaxanthin, but they are also present in lesser amounts in other colorful fruits and vegetables, such as broccoli, orange peppers, corn, peas, persimmons and tangerines.
The land rises into the Ennedi and Wadai plateaus along the eastern border with Sudan, where elevations reach near 2000 ft (609 m). In the south, the forested land is nourished by the Chari and Logone Rivers. During the monsoon rains, Lake Chad often overflows, causing floods in the lowland depression of the south. The highest point of Chad is Emi Koussi, which rises 11,204 ft (3,415 m); the lowest point of the country is the Djourab Depression at 524 ft (160 m). 1  Landforms of Africa.
After breakfast, leave Dades Gorge and move to Todra, another fabulous gorge and Moroccoâs highest oasis. The gorge consists of ochre-coloured cliffs of the High Atlas. It has 300 meters high walls with the narrowest portion measuring only 20 meters wide.After this, you will move towards Merzouga from Todra Gorge.inally reach Ouarzazate, the Hollywood of Morocco. Start the desert trip from Marrakech outside the hotel/riad at 9:00am to travel to the High Atlas Mountains. You have to cross the mountains through Tizi-n-Tichka (2,260m), the highest road pass of Morocco.