It may be a little darker than usual tomorrow night as municipalities across Niagara mark Earth Hour.
Between 8:30 and 9:30 p.m. tomorrow night, residents are being asked to turn off the lights and do their part to help fight climate change.
In St. Catharines, all non-essential lighting and electronics at City Hall and Market Square will be switched off.
And if you're by the falls, don't be surprised when you see it go dark.
The Niagara Falls Illumination board will be taking part by turning off the nightly illumination for one hour.