Cadastral maps are not considered historical maps as they primarily serve legal and administrative purposes, rather than depicting historical information.

The earliest known maps, dating back to around 2300 BC, were created by the ancient Babylonians.

Early maps were primarily used for navigation, aiding travelers and explorers in finding their way through unfamiliar territories.

The Mercator projection is commonly used for nautical charts due to its ability to represent rhumb lines as straight lines, making it easier for navigators to plot courses.

Portolan charts were primarily used to depict coastlines, harbors, and other navigational features, aiding sailors in their voyages.

Topographic maps are not considered thematic maps as they focus on representing physical features and terrain, rather than specific themes or data.

Ptolemy's 'Geographia' was significant for providing detailed descriptions of various regions, including their geographical features, cities, and cultural aspects.

Verbal scale is not a type of map scale as it expresses the relationship between map distance and ground distance in words, rather than using numerical or graphical representations.

The Cassini map of France was primarily created to facilitate land surveying and mapping, providing accurate measurements and detailed information about the country's geography.

Topographic projection is not a type of map projection as it refers to the process of representing terrain and elevation on a map, rather than the method of projecting a sphere onto a flat surface.

The Ordnance Survey maps of Great Britain were primarily created to support military operations, providing detailed information about the country's terrain, roads, and other features.

Topographic symbol is not a type of map symbol as it refers to the symbols used to represent terrain and elevation on a map, rather than the general categories of point, line, and area symbols.

The Lewis and Clark expedition maps were primarily created to document and map the uncharted territories of the American West, providing valuable information about the region's geography and resources.

Color distortion is not a type of cartographic distortion as it refers to the inaccurate representation of colors on a map, rather than the distortions related to scale, shape, or distance.

John Snow's cholera map of London was primarily created to identify the source of a cholera outbreak, leading to the discovery of the contaminated water source and contributing to the understanding of disease transmission.