Thousands of years ago, Al-'Ulā (commonly spelled Al-Ula and AlUla today) was an important walled city in the desert of Saudi Arabia ... cruise through the desert ecosystem dotted with acacia ...

8 Million Years of 'Green Arabia' Apr. 9, 2025 — A new study reveals the modern arid desert between Africa and Saudi Arabia was ... and movements of both animals and ...

Saudi Arabia ... ecosystem boasts 266 distinct species of coral and over 1,230 species of fish, many of which are found nowhere else in the world. The region also serves as a critical habitat for ...