This image of an icy falls is believed to be from 1890 or 1902Ice bridges spanning the Niagara River from bank to bank have formed as a result of various cold winters. The above photo was taken circa 1936In this stock picture, the iconic falls are seen flowing normally in the summer monthsTuesday was a day of record-setting cold in Niagara, with the mercury bottoming out at a chilling -2F. Combined with the wind chills, it felt like -20FTourists still visited the landmark to take pictures overlooking the falls in OntarioBut the record-breaking temperature didn't deter visitorsThey also show frozen mist coating the landscape around Prospect Point at Niagara Falls State Park