"A gravel road is a type of unpaved road surfaced with gravel that has been brought to the site from a quarry or stream bed. They ...
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are common in less-developed nations, and also in the rural areas of developed nations such as Canada and the United States. In New Zealand, and other Commonwealth countries, they may be known as metal roads. They may be referred to as "dirt roads" in common speech, but that term is used more for unimproved roads with no surface material added. If well constructed and maintained, a gravel road is an all-weather road." - (en.wikipedia.org 30.07.2021)
