Insert the right articles in the gaps below. Write ‘-’ when no article is needed.
It is often said that (1) ______ travel broadens (2) ______ mind, yet few destinations challenge one’s perspective quite like (3) ______ Sahara. To the uninitiated, it appears to be (4) ______ endless expanse of barren sand, devoid of (5) ______ life. However, (6) ______ Nomads who have inhabited the region for centuries possess (7) ______ intimate knowledge of its subtle ecosystems. In (8) ______ broad daylight, the desert can feel incredibly hostile, but at (9) ______ dusk, the shifting dunes take on a surreal beauty. Scientists have recently discovered that (10) ______ dust from this African desert is carried across the Atlantic, playing (11) ______ vital role in fertilizing the Amazon rainforest. Such interconnectedness serves as (12) ______ powerful reminder of how fragile our planet is. For (13) ______ eco-tourist of the 2020s, a journey here is not just a holiday, but a rare opportunity to witness nature at its most raw. Indeed, it takes (14) ______ courage to venture into the deep desert, but those who do are rewarded with (15) ______ experience of a lifetime.