Top 5 Largest Roof Avalanches - Urban Avalanches!

► Subscribe for more! http://goo.gl/4P1svt During a heavy snowfall, significant amounts of snow can accumulate on the top of roofs. Sometimes the snow gives way, creating spectacular urban avalanches. Here's our list of the top 5 largest avalanches. *The videos used in this compilation qualify under fair use* Video Attributions: MrCREPUSCULO2, tknofile2008, Kyle Young, Bongo Photoman, Colin McEnroe, TheBeeReel, Brendan Walsh, worsethanchiggers, TheYFiles The Top Fives channel brings you inf

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