They also analyzed features like elevation and topography to describe likely species composition in specific areas.
Just before the Utah border, the cleft of Black Rock Canyon offers a preview of the dramatic topography to come.
"Looking out," Anderson says, "you see trees and a landscape that actually has some topography to it.
From topography to nutrition, from psychology to logistics, they learned about the 26.2 miles from Marathon to Athens, considered the world's toughest elite competition course.
For such topography to form, the New Horizons science team concluded in its first paper on the flyby's findings, would "require geological processes".
This technique is called terrain masking and is used by military pilots to fly to their targets stealthily, using the topography to mask their approach from prying microwaves.
The video, which features the nine men one by one, appears to be shot in locations with similar topography to previous propaganda videos filmed near Raqqa, Syria.
"Compared to the rest of the New York metropolitan area," he said, "we have the most cell tower issues in Westchester, because it's the toughest topography to cover".
But flightless travel eases us more smoothly across and through those elements that might separate us, from topography to the way we talk.
There are a number of trail-running events on the South Downs and in the New Forest, but these appear to lack the height requirements or barren topography to qualify as fell.
Taittinger said the chalky soil and south-facing slopes in Kent created the ideal terroir – soil, microclimate and topography – to plant and grow high-quality grapes for sparkling wine.
