How about calling some operators

Local tour operators are available to assist with all facets of your leisure time in Qatar

Alpha Tours
+974 441 2626 (tel)
+974 441 2727 (fax)
[email protected]

Arabian Adventure
+974 436 1461 (tel)
+974 436 1471 (fax)
[email protected]
www.arabian-adventures.com

Cleopatra
+974 441 1010 (tel)
+974 444 4010 (fax)
[email protected]

Desert Adventure
+974 436 2455 (tel)
+974 436 1772 (fax)
[email protected]

Destinations of the World
+974 467 1200 (tel)
+974 467 2900 (fax)
[email protected]

Gulf Adventure
+974 431 5555 (tel)
+974 431 5101 (fax)
[email protected]
www.gulf-adventures.com

Navigation Travel Tourism
+974 462 2880 (tel)
+974 462 2990 (fax)
[email protected]

Net Tours
+974 431 0902 (tel)
+974 431 0945 (fax)
[email protected]
www.nettours.com.qa

Qatar International Tour
+974 466 7782 (tel)
+974 466 7783 (fax)
[email protected]

Tourist Travel
+974 442 1832 (tel)
+974 432 1199 (fax)
[email protected]

Travco Qatar Holiday
+974 441 9301 (tel)
+974 443 7245 (fax)
[email protected]

Maybe the list is not fully updated but is what I have so far

Regards!!