Description of the Siwa Oasis Tour Our 4-day Siwa Oasis tour starts in Cairo and ends in Bahariya Oasis will be arranged if you wish). The highlights of our Siwa Oasis tour include the Temple of the Oracle for which Siwa was once renowned around the known world, Bir Wahed, a sulfurous spring on the shores of the Great Sand Sea, the ruins of the historic Shali fortress, and the Darb Siwa, the road that stretches 420 kilometers (260 miles) to connect the oases of Siwa and Bahariya. This tour crosses into zones administered by the Egyptian Army, please make sure to read the further information section at the bottom of this page.