The Observatory Hotel is located at 89-113 Kent Street, Sydney, NSW 2000, Australia. The Hotel Observatory is reachable from Sydney International Airport or Kingsford Smith Airport.

The old "Observatory Hotel" in Sydney is now known as The Langham Sydney. It is located at: 89-113 Kent Street, , Sydney NSW, 2000 Australia. This is a 5 star hotel.

The Observatory Hotel is located in Australia and is now known as The Langham Sydney. This hotel is located close to the Sydney Opera House and the Harbour Bridge.

Yes, about half an hour.

my answer is that it is important because it has a very old history and that it is used for other things. it is also used as a museum. the observatory educates.