Map drawers are typically called cartographers. They create, design, and produce maps that represent geographical information in a visual form.
A road map
a map key
The arrow pointing upward on a map is called a compass rose. It indicates the direction of north on the map.
The key of the map explains all the symbols used on the map.
it is called an inset
A map in the shape of an oval is called the Mollweide Map.
This is called a map projection.
A chart diagram is often referred to simply as a chart, while a map is called a map.
Collectively, the symbols, with their meanings, on a map are called a 'legend'.
A road map
a map key
A farm map?
A map of the ocean is called a topographic map. On a map the oceans surface has highs and lows look similar to the hills and valleys of the Earth's surface.
The arrow pointing upward on a map is called a compass rose. It indicates the direction of north on the map.
it's called a scale
The small map within a larger map is called an "overview map". Much like a regular map, the map contained by the overview map often shows the region of the larger map within the context of the larger area. If, for example, the large map shows a city then the overview map may show the country that contains it.
A Cartographer