Argentina
editArizona
editAustralia
editCalifornia
editCanada
editChile
editChina
editConnecticut
editCroatia
editCzech Republic
editGeorgia (U.S. state)
editIllinois
editIndia
editItaly
editJapan
editNebraska
editNew Mexico
editNew York
editNew Zealand
edit- Matariki Research Observatory & Nankivell Observatory - are co-located ... articles could be merged. Have not found the location yet.