You find the blue Egyptian flower in the Blue Falls and trade it at the trade stand in Nabooti for the head cover that the guards are wearing and they let you pass.
For them to stop smacking you with a shovel, you have to go back to Nabooti and swap the Egyption Blue Lily for a Turban and then go back to the tomb and put on the turban then they mistake you for...
You get the Egyptian blue lily from the blue nile falls Then you go back to the town Nabooti and trade the flower for a desert turban from the lady at the market stalls.
So if you already got the blue flower thingymigger give it to the lady and you get a desert turban.When you have the desrt turban put it on & fly to Giza the tomb raiders will see you and give...