The geography that helped civilization develop there was because the ground was fertile, it was rich in minerals such a gold, copper, and stone, farmers thrived there, and the capital city, Kerma, was protected from invaders because of the nile cataracts.
This year marks the 40th anniversary of the release of the Led Zeppelin song Stairway to Heaven, which is undoubtedly their magnum opus and biggest hit record of their career. The song was released as a single in January 1972 in the UK, two months after the release of their Led Zeppelin IV album.
On November 16th 1969, Whole Lotta Love by Led Zeppelin entered Billboard's Hot Top 100 chart at position #91; and on January 25th, 1970 it peaked at #4 {for 1 week} and spent 15 weeks on the Top 100... The three weeks prior to peaking at #4 it was at #5 on the Top 100...