Tourism in the Arab world visitors include sunning, swimming, kite-surfing, diving, snorkeling, boating, surfing, beach combing and shell collecting. The beaches are popular with families, walkers, and joggers. They are lined with restaurants, snack bars and cafes. Desert safari is becoming a very popular activity; it can be either done on camels or by four-wheel drives. Nearly every Omani city and town has its own fort. Most of them were built or had major expansions during Al-Yarubi dynasty rule of Oman in between 1624 and 1744. They represent the fine Omani architecture and prosperity at that time. In times of war and with high and
Cassava production in the Democratic Republic of the Congo Cassava production in the Democratic Republic of the Congo Cassava ("Manihot esculenta") production is important to the economy of Democratic Republic of the Congo (DRC). It is one of the country's principal crops, with per capita consumption of 353 kg per year, which is the highest in the world. Zaire, now the DRC, was the world's largest consumer of cassava with Republic of the Congo ranked second in 1996. Cassava, a perennial crop, originally from South America, was introduced in the Congo basin of Africa in 1558 by the Portuguese from Brazil. It was meant to be a famine proofing