Where in Time is Carmen Sandiego was the fourth game based on the popular character Carmen Sandiego. It arrived after Where in the World Is Carmen Sandiego?, Where in the U.S.A. is Carmen Sandiego? and Where in Europe is Carmen Sandiego?.
After the first Apple II version in 1989, it was ported to many other platforms, including Amiga, DOS, Commodore 64, NES, Genesis, and more.
Many consider it the best release of the popular series because it mixes adventure, investigation, science fiction, and educational topics. It has many references to the British TV series Doctor Who TV.