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

siq channel jabal ithlib hegra ula saudi arabia rock formations desert landscape nature exploration ancient site hiking archaeological scenic views travel destination solitude cultural heritage outdoor adventure conservation area historical significance serene environment tranquility unique geology tourism natural beauty warm colors terrain activities history path walking stunning vistas eco geological