This was a period when humans were moving substantial distances and bringing with them portable art objects. (sciencedaily.com)
The data reveal that these birds cover substantial distances, traveling on average 410 kilometers or 255 miles, each day. (aaas.org)
This can require navigating numerous flights of stairs and walking substantial distances to access the restaurant, bar, or guest rooms — a challenge for anyone with difficulty walking. (caravan.com)