Astronomical observatories.

AMÉRICA:

1. Aker Observatory (USA) 1995.
2. Rothney Astrophysical Observatory (CANADA) 1984.
3. Pico Dos Dias Observatory (BRAZIL) 1981.
4. Observatorio Solar Sagan (MEXICO) 2000.
5. Observatory Onan (USA) 1990.
6. La Silla (CHILE) 1969.

EUROPE:

1. Roque de los muchachos (LA PALMA).
2. Consell Observatory (SPAIN) 1987.
3. Goodle Observatory (ENGLAND) 1902.
4. Urania (AUSTRALIA) 1909.

ASIA:

1. Yunan Astronomical Observatory (CHINA) 1957.
2. Shangai Astronomical Observatory (CHINA) 1962.
3. Kyun Hee Observatory (SOUTH KOREA) 1992.
4. Kamioka Observatory (JAPAN) 1983.
5. Astronomical Observatory of Japan 1988.

OCEANIC:

1. Green Point Observatory (AUSTRALIA) 1961.
2. Stardome Observatory (NEW ZEALAND) 1967.