Was the largest hydroelectric dam worth it? No Comments Uncategorized Three Gorges Dam is the largest hydropower project ever built. Three Gorges Dam is the largest hydropower project ever built. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to print (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on WhatsApp (Opens in new window)