Here, an abundance of free-flowing freshwater springs support hundreds of thousands of olive and fruit trees and date palms, which also shade and cool the valley's mudbrick villages as they rest concealed in the greenery.

BBC: Siwa: An Egyptian oasis

The Lord's Acre appears to have remained an orchard and kitchen garden to the castle's occupants for around 350 years, and many of the fruit trees there date from between 1300 and 1600.

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