Popular Mechanics, August 1954, pp. 96-97, the delicate controlled blast in 1954 to connect the two reservoirs at a Canadian NiagaraFalls power station.
फ़रवरी 2014 को पुरालेखित. अभिगमन तिथि 2011-08-02. "Screaming Tunnel". NiagaraFalls Ontario Public Library. मूल से 14 फ़रवरी 2014 को पुरालेखित. अभिगमन तिथि
Dulles International Airport – Washington, DC KIAG – NiagaraFalls International Airport – NiagaraFalls, New York KIAH – George Bush Intercontinental Airport