It was a deadly weekend on Nova Scotia highways, where four people died in three separate crashes.

Man killed in Cabot Trail crash

Cheticamp RCMP believe alcohol was a factor in a single-vehicle collision that claimed the life of a 36-year-old man.

Police and emergency crews responded to the crash, which occurred in the Cape Breton Highlands National Park, after 6 p.m. Friday.

They believe the driver, and lone occupant of the vehicle, was travelling north on the Cabot Trail when he lost control of his vehicle and ended up in the ditch.

Police say the man died at the scene.

Investigators say he was not wearing a seatbelt and they believe alcohol may have also contributed to the crash.

The man’s name has not been released.

Collision claims two lives in Lunenburg County

Two people are dead following a two-vehicle collision that shut down a section of Nova Scotia’s Highway 103 for several hours Saturday.

Lunenburg County RCMPresponded to the crash at Exit 6 near Hubbards around 10:45 a.m.

Police say preliminary investigation revealed the driver, and lone occupant, of an eastbound van swerved into oncoming traffic and collided head-on with a westbound SUV.

The driver of the van, 75-year-old Myrtle Veinotte of Beech Hill, died at the scene.

Four of the six occupants in the SUV, believed to be from Toronto, were injured – three of them critically.

Luigi Liscio, 87, of Toronto died at a Halifax hospital Sunday night. Two other passengers remain in hospital in critical condition.

The crash remains under investigation.

Man killed after car leaves Nova Scotia highway

Police are investigating a single-vehicle collision that claimed the life of a 25-year-old man in East River Point.

LunenburgCounty RCMPresponded to the crash on Highway 329 at 9:20 p.m. Saturday.

Preliminary investigation revealed the vehicle left the road, struck a culvert, rolled and struck a power pole, landing on its roof.

The driver was pronounced dead at the scene while his three passengers, all from the Halifax area, were transported to the Queen Elizabeth II Health Sciences Centre.

One of the passengers was airlifted while the other two were taken by ambulance.

Police say they remain in hospital – two with non-life-threatening injuries and one in serious but stable condition.

The crash remains under investigation.