This modest fort is one of a handful of strongholds scattered throughout the oasis that once helped guard the area from attack by rival tribes. There's nothing to see inside, but it's worth a quick stop to climb the stairs to the roof for views of the surrounding dunes and to get an idea of the region's 19th-century mud-brick architecture.

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1. Moreeb Dune

10.47 MILES

The paved road out to the Moreeb Dune (Tal Moreeb) is a decent taster of desert scenery if you don't have a 4WD. This is the edge of the beautiful but…