It might look like a bizarre form of protest but it's just for fun: Two girls in Taipei demonstrate planking, the latest Internet meme to spark excitement around the world. From the United States to Taiwan, people are taking pictures of themselves lying face-down, plank-style, in all kinds of public places -- the weirder the spot, the better. Most plankers post their pictures to social networking sites. But competition for the most extreme planking photos has led to concerns about the new trend's safety: Earlier this month, a Brisbane man plummeted to his death while trying to balance face-down on his balcony railing.