Time Zone |
Asia/Riyadh |
Standard Time GMT / UTC |
UTC+3 |
Daylight Saving Time |
Daylight saving time is not observed in the current region. |
Time Zone |
Africa/Niamey |
Standard Time GMT / UTC |
UTC+1 |
Daylight Saving Time |
Daylight saving time is not observed in the current region. |
Riyadh is the capital city of Saudi Arabia and the centerpiece of the country's central and eastern regions, situated in an oasis in the Arabian Desert. As the political, economic and cultural center of Saudi Arabia, Riyadh is home to the country's key government agencies, corporate headquarters and international organizations, and is an important hub for the Saudi oil industry. In recent years, Riyadh has accelerated its transformation into a modern and diverse city under the impetus of the "Vision 2030". The city is a blend of traditional Islamic culture and modern urbanism, with historic sites such as the old Mas Masqaq Fortress and the new Kingdom Center skyscraper, as well as excellent transportation networks, educational and healthcare facilities, and a wealth of cultural activities, making it one of the most vibrant metropolises in the Middle East.
Diffa, the capital of the Diffa region in southeastern Niger, is located on the southern edge of the Sahara Desert and shares a border with Nigeria, making it one of the most important border cities in Niger. The city is located in the lower Niger River basin around the climate of the tropical desert climate, hot and dry throughout the year, the average annual precipitation is less than 300 millimeters. The economy is based on agriculture and animal husbandry, and the surrounding areas are rich in millet, sorghum and livestock. Diffa, as a regional trade center, undertakes the function of cross-border trade with neighboring countries, such as Nigeria, and is especially famous for the trade of livestock, agricultural products and handicrafts. The city is culturally diverse, with Hausa, Tuareg and Kanuri ethnic groups living in the area, and is unique in its crafts such as traditional leather weaving and silversmithing. Despite infrastructural challenges, Diffa remains an important economic and cultural node in the south-east of the Niger, thanks to its strategic location and rich cultural heritage.