Passage through the Siq channel at Jabal Ithlib area within the Site of Hegra (Madain Salih), UNESCO, AlUla, Medina Province, Saudi Arabia

hegira jabal ithlib siq channel alula saudi arabia unesco world heritage sandstone rock formations desert exploration cultural ancient site tourism travel nature hiking adventure geology history archaeological landscape sunlight shadows paths visitors unique terrain outdoor activity local fauna storytelling scenery breathtaking views serenity significance historical geological formation picturesque natural wonders