Smithsonian Institution
National Museum of American History: Life in Ancient Greece : Coinage of Corinth
Corinth was an important center for commerce in ancient Greece, and thus one of the first to produce coinage. This site discusses the symbolism on Corinth's coins, and presents almost two dozen examples from the Smithsonian collection.
PBS
Pbs: The Other Greek City States
This site lists and explains the reasons why Greece built city-states rather than kingdoms.
World History Encyclopedia
World History Encyclopedia: Achaean League
Illustrated encyclopedia entry on the Achaean League, a federation of Greek city-states during the 3rd and 2nd centuries BCE. Site includes timeline, maps, photos and bibliography.
World History Encyclopedia
World History Encyclopedia: Agrigento
Overview of Agrigento, Greek city-state founded on the south coast of Sicily, and provides information on architecture and life of ancient Greek civilization. Site contains photos, maps and links to further reading.
Lin and Don Donn
Mr. Donn's Ancient Greek Olympics
Discover more about the ancient Greek Olympians and how they represented their individual city-states. This site features how to prepare yourself to take part in the games.
PBS
Pbs: Why Did Greece Develop City States?
This site from PBS gives three explanations for the development of city-states in ancient Greece.
Vancouver Island University
Malaspina University: Comparison of Sparta and Athens
Compare the oligarchy of Sparta and the democracy of Athens, and the residents of both city-states.
Ducksters
Ducksters: Ancient Greece for Kids: Greek City States
A site dedicated to information about the city-states of Ancient Greece. Study the powerful cities such as Corinth, Thebes, Argos, and Rhodes.