"When we measure sustainability, it's important to look at the whole picture, and overall, cruise ships are too big, too dirty and too invasive to pristine ecosystems to be considered sustainable or ...
Just two companies offer boat tours to Niagara Falls: Maid of the Mist, which is based on the U.S. side, and Niagara City Cruises (formerly Hornblower Cruises) in Canada. Some combination Niagara ...