Arcadia

Arcadia is a United Nations Space Command colony. Described as a "tropical paradise", it is apparently a popular destination for tourists, and recieved many shipments from Harvest. .

It may have been named for the actual Arcadia, a region of Greece in the Peloponnesus.

Trivia
It is set to be a major plot element in Halo Wars, because of it's great interest to the Covenant. . A probable strategic point i n the war.