Columbia River Basin

Source to Sea ’07 Expedition Maps

Satellite view of expedition area

Left: The Context of Columbia River Basin Expedition on Satellite Map. This shows the territory covered in the context of the entire North American continent.

Below: The Route of the Columbia River Basin Expedition, showing the Expedition route in blue; the Columbia River with some of its important hydrological features in red; and features and towns significant to the Expedition in black.

Map of expedition route