Cairns: Ancient Stone Monuments Guiding Desert Travelers
Cairns, or rjum as they are known in Arabic, stand as silent sentinels of the desert, guiding Bedouins and travelers through the vast and often treacherous landscapes of the region. These ancient stone heaps, whether pyramidal or circular in shape, are not merely random accumulations but are strategically placed markers that have served various purposes over centuries. From atop hills or elevated grounds, they reveal hidden landscapes and serve as points of navigation across valleys, ravines, and deserts.
For the Bedouin communities, these cairns are more than just navigational aids; they are revered monuments that hold great significance. They facilitate visual exploration and offer places for contemplation, attracting lovers, enthusiasts, and poets alike. Each cairn is unique, with its own secrets, hiding places, and sometimes even names that reflect their builders or their geographical significance. The preservation of these cairns is a testament to the Bedouin's respect for their heritage, ensuring these landmarks endure for future generations.

Abdulrahman Mohammed Al-Tuwayjiri, an archaeology and heritage researcher, highlighted in an interview with the Saudi Press Agency the construction details of these landmarks. Cairns are made from stones of various sizes, typically ranging in diameter from 2 to 3 meters and in height from 2 to 3 meters. However, many have deteriorated over time to heights of about 1 to 2 meters. Some have even become mere piles of stones along roadsides.
The historical significance of cairns extends beyond their role as markers in the desert. Abu Ishaq Ibrahim al-Harbi, an early geographer, documented how these stone heaps served as mile markers on the Hajj pilgrimage route from Kufa to Makkah. Placed approximately two kilometers apart and at closer intervals near road intersections and divergences, they helped ensure travelers maintained their direction.
Moreover, cairns were not only built for navigation but also designated resting areas for travelers on long journeys. They functioned as gathering points for nomadic tribes and possibly indicated the presence of water sources. Additionally, they were used for observing distant lightning flashes at night among various other functions. This multifaceted role underscores the cairns' importance in the historical and cultural landscape of the region.
The strategic placement of cairns on natural hills and elevations ensured their visibility from afar, making them invaluable to those navigating the challenging terrains of the desert. Their enduring presence speaks volumes about the ingenuity and resilience of past generations in adapting to their environment.
In essence, cairns are a vital part of the cultural heritage of the region, embodying the spirit of exploration and survival that has characterized desert dwellers for centuries. As silent witnesses to history, they continue to guide, inspire, and remind us of our connection to the past and to the natural world around us.
With inputs from SPA