21 00 N
57 00 E
Terrain: central desert plain, rugged mountains in north and south
Abercrombie
& Kent
Adventure Center
Adventures
Abroad
Artisans of
Leisure
Butterfield &
Robinson
Faces of the Sea
GAP Adventures
Geographic Expeditions
Hidden Trails
iExplore
Ker & Downey
Outward Bound
Peregrine
Adventures
Wild
Frontiers Adventure Travel