1) Caption reads:  Beginning in 1901, the International Railway Company ran night illumination trips on the Great Gorge Route, using a special searchlight car to light up the Whirlpool Rapids.  (From "Ontario's Niagara Parks", by George A Seibel; photo from Buffalo And Erie County Historical Society)

2) Caption reads:  The 1907 illumination battery set up along the Ontario Power Company access road below the gorge bank, opposite the American Falls.  (From "Ontario's Niagara Parks", by George A Seibel; photo from Niagara Falls Illumination Board)

3) Caption reads:  Horseshoe Falls, Niagara Falls, Canada, showing illumination lights, circa 1937.  P.S. We are seeing all the sights traveling with a Conoco TOURAIDE. It's wonderful! Your Mileage Merchant at his Conoco Station will tell you how to get one.

4) Caption reads:  A view of the searchlight battery installed Jun 20, 1958, used to illuminate Niagara Falls at night. Twenty, 36-inch searchlights, each operating at 210 million candle-power, together total approx four billion, 200 million candle-power to illuminate the Falls in color.

5) Caption reads:  From this battery of lights, 4 billion 200 million candle-power floods the Falls nightly.

6) Caption reads:  Niagara Falls Canada, alive at night.  (Photo by L Fisher)

7) Caption reads:  Niagara Falls lit up, showing the American Falls on the left, and the Canadian Falls on the right.

8) Caption reads:  Niagara Falls, Canada. The colorful night illumination of the Falls from the Observation Deck of the Niagara Tower.  (Photo by Jordan Color Labs)

9) Caption reads:  Niagara Falls, Canada, illuminated at night with a flood of color.  (Photo by Mira Jordan)

10) Caption reads:  The American Falls and Horseshoe Falls are illuminated nightly throughout the year.

11) Postmarked Jul 31, 196(3?). Caption reads:  General view of both American and Canadian Horseshoe Falls, with 4 billion 200 million candle-power, showing Oakes Garden and Niagara Parkway illuminated with beautiful and unusual lighting effects among the trees and gardens.

12) Caption reads:  A general view of Niagara Falls, showing American and Canadian Falls illuminated.