OTTAWA, June 20 (Reuters) - A Canadian air force helicopter crashed into the Ottawa River early on Tuesday, killing two armed forces members and two others on board have been recovered and are in ...

People living near the Ottawa River are being cautioned about higher water levels this weekend, with several conservation authorities issuing flood warnings. Authorities that monitor the river say ...

This is the second part of a two-part series about filmmaker Jill Heinerth and her exploration of the Ottawa River caves in the Westmeath area. It is the longest underwater cave in Canada.