THE ARC OF WONDER

Portals to Deep Time.

Walk through the Siq at Petra, a 1.2 km crack in the earth carved by water across 50 million years, and watch the Treasury appear at its end — hand-cut from rose-red sandstone in the 4th century BC by the Nabataeans, a people who mastered rainwater in a desert and then vanished, leaving only their stone behind.Walk through the Siq at Petra, a 1.2 km crack in the earth carved by water across 50 million years, and watch the Treasury appear at its end — hand-cut from rose-red sandstone in the 4th century BC by the Nabataeans, a people who mastered rainwater in a desert and then vanished, leaving only their stone behind.

Stand at the foot of the Great Pyramid at Giza and touch a stone that was already over 2,000 years old when Cleopatra was born. 2.3 million blocks, each weighing as much as an elephant, aligned to true north within a tenth of a degree — by a civilisation that had no compass, no wheel, no word for engineering.Stand at the foot of the Great Pyramid at Giza and touch a stone that was already over 2,000 years old when Cleopatra was born. 2.3 million blocks, each weighing as much as an elephant, aligned to true north within a tenth of a degree — by a civilisation that had no compass, no wheel, no word for engineering.