Mark Ziese April 15, 2023 Exploring Saudi Arabia, Geography & Geology, History & Archaeology Explore the Arabian Spice Route from the Harrat Lookout, AlUla Oasis. Mark Ziese April 15, 2023 Exploring Saudi Arabia, Geography & Geology, History & Archaeology Visit the Harrat Lookout for a panoramic view of the AlUla Oasis. Discover the history of the Arabian Spice Route and the stunning sandstone canyons of Saudi Arabia.