An atlas is a collection of maps; it is typically a book of maps of the world or a specific region. Atlases often include geographical features, the topography of the area, political borders, roads, climate, resources and population.

The name "atlas" comes from the Greek mythological figure Atlas, who was often depicted holding up the world.

• Types of Atlases:
  • World Atlases
  • Regional Atlases
  • Thematic Atlases (focusing on a specific theme, such as climate or population density)
• Key Features of Atlases:
  • Maps with detailed geographical information
  • Legends and keys to interpret map symbols
  • Indexes to locate places easily
  • Supplementary information such as statistics, gazetteers, and charts