This paper gives a summary of recent a archaeological survey-work carr
ied out on the Islamic pilgrimage (Hajj) routes of Arabia. The main ty
pes of installations and features found on the routes are briefly disc
ussed; these are water systems, khans, mosques, forts, palaces, cemete
ries, settlements. roads and road markings. In the future, surveys on
a wider scale, both chronologically and spatially. will enable more so
phisticated analysis to take place.