ONE of Australia’s biggest civil airline disasters will be marked in Tumbarumba tomorrow, almost 77 years after the exact day of the accident.The crash of the Southern Cloud aircraft 28 kilometres south-east of Tumbarumba will be remembered by more than 200 people at the opening of a memorial lookout and historical exhibition.The Southern Cloud went down in the Toolong Range after hitting bad weather on a flight from Sydney to Melboune on March 21, 1931, killing eight passengers and crew.Member for Eden Monaro Mike Kelly and aviation enthusiast Dick Smith will open the memorial and address two separate ceremoniesThe Tooma Road lookout offers panoramic views of the Maragle Valley and pinpoints the exact crash site of the Southern Cloud.“The lookout is a multi-purpose site...it shows the main range, Aboriginal history and tells the story of the aircraft itself and the crash site,” said Tumbarumba Historical Society president Ron Frew.Descendants of the eight victims and members of the search party that discovered the Southern Cloud crash in October 1958 will also be present at the ceremony.Tumbarumba Shire Council community and economic development manager Chris Blake said the lookout will be a major tour attraction for the shire.“The lookout is part of the new Snowy Valley Way project … It is very important to the shire and will be a long term asset,” he said.Following the lookout ceremony Dick Smith will open the Historical Society Museum Southern Cloud exhibition at 2.15pm.In remembranceThe crash of the Southern Cloud just outside Tumbarumba in 1931 will be remembered tomorrow with the opening of a new scenic lookout and exhibition.11am: Bus and car transport to and from the site will be available for residents and visitors departing from the Tumbarumba Visitor Information Centre, Bridge Street.12pm: Member for Eden Monaro Mike Kelly will officially open the new Southern Cloud memorial scenic lookout on Tooma Road, 28 kilometres from Tumbarumba. A flypast of vintage and modern aircraft will be included in the ceremony and descendants of the eight passengers and crew will be in attendance.2.15pm: Aviation enthusiast Dick Smith will open the Southern Cloud exhibit at the Historical Society Museum.HISTORICAL VIEW: Tumbarumba Historical Society president Ron Frew at the new Southern Cloud memorial scenic lookout on Tooma Road. The lookout will be officially opened tomorrow at noon. Picture: Keith Wheeler