Usually the Maid of the Mist ferries tourists into the spray churned up by 2.3million gallons of water crashing over the Niagara Falls each second. But the ice below is too thick for any tour boats to ...

It's a sight to chill every visitor to the gushing Niagara Falls - and one you would never expect to see. Niagara Falls were first recorded to have frozen in 1848 and since then they have only ...