Other
Mesopotamian Civilization: The Land Between the Rivers
This detailed article on the Sumerians provides information on Sumerian writing, myth, education, city-states, and artifacts. Part of a larger world history website, "The Land Between the Rivers," is an excellent introduction to the...
Foundation for the Advancement of Mesoamerican Studies
Famsi: Architectural Development of Structure at Nakbe, Peten
Study investigates the sequence in construction of building at Nakbe, Peten, Guatemala. Details include dimensions of steps and structures.
PBS
Pbs: Why Did Greece Develop City States?
This site from PBS gives three explanations for the development of city-states in ancient Greece.
Other
Bbc Online: Ancient Greek Slavery
BBC Online provides an informative discussion of the ways democracy in ancient Greece relied on slavery to sustain it.
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.
Vancouver Island University
Malaspina University: Introductory Note on Classical Greece
A thorough description of topics in Classical Greece provided for by the Malaspina University.