On the Water: The Land Route to Orient

The Roads to the Orient (Chapter 9) - The Worlds of the Indian Ocean

Water, Free Full-Text

Nomadic ecology shaped the highland geography of Asia's Silk Roads

Spice Route 1450-1800 - PlantsPeoplePlanet

Northwest Passage The Canadian Encyclopedia

Ancient roads, Article about ancient trade routes - Odyssey Travelelr

Trade (route or triangle or map) hi-res stock photography and images - Alamy

John Cabot's New Found Land

Connecting the Globe Along the Silk Road

Northwest Passage Nearly Open

What to Expect: Sailing the Northwest Passage

The Roads to the Orient (Chapter 9) - The Worlds of the Indian Ocean

History of transportation on the Silk Road – Sama Morvarid Asia International Transport