On a global walk, mass migrations and China's rise are seen at boot level
Published 11 Jan 2019, 12:16 GMT, Updated 16 Jan 2019, 14:30 GMT

Paul Salopek leads his two cargo camels in the Afar region of northeastern Ethiopia soon after the Out of Eden Walk began.
Photograph by John Stanmeyer, Nat Geo Image Collection
African migrants crowd the night shore of Djibouti, trying to capture inexpensive mobile signals from neighbouring Somalia—a tenuous link to relatives abroad.
Photograph by John Stanmeyer, Nat Geo Image Collection
Night camp: Salopek winds down among the Nabatean ruins of Madain Saleh, in the Hejaz region of Saudi Arabia.
Photograph by John Stanmeyer, Nat Geo Image Collection
Abdullah, 12, from Mecca, tends camels after taking them for a walk in the desert near Yanbu, Saudi Arabia. Wealthy camel owners generally hire boys to care for their herds.
Photograph by John Stanmeyer, Nat Geo Image Collection
Photograph by John Stanmeyer, Nat Geo Image Collection
Worshippers participate in the 'holy fire' ceremony in the Church of the Holy Sepulchre in Jerusalem's Old City.
Photograph by John Stanmeyer, Nat Geo Image Collection
Salopek and his cargo mule, Kirkatir, make their way through the countryside near Nemrut, in eastern Turkey.
Photograph by John Stanmeyer, Nat Geo Image Collection
With their home in Ayn al Arab, Syria, under attack, ethnic Kurds push toward a barbed wire fence at the Turkish border.
Photograph by John Stanmeyer, Nat Geo Image Collection
In Kazakhstan, Salopek and his horse, Alex Moen, arrive at the Yesmambet-Ata necropolis.
Photograph by John Stanmeyer, Nat Geo Image Collection
Surrounded by friends and relatives, a five-year-old boy has just undergone a traditional circumcision at his home in Khiwa, Uzbekistan.
Photograph by John Stanmeyer, Nat Geo Image Collection
Last steps in the Wakhan corridor: the gruelling ascent to Irshad Pass, Afghanistan's 5,000-metre gateway to Pakistan.
Photograph by Matthieu Paley, Nat Geo Image Collection
In the village of Qala-e Panja, in the Wakhan corridor, Wakhi women celebrate Eid-e Qurban, the Muslim holiday of sacrifice.
Photograph by Matthieu Paley, Nat Geo Image Collection