ngle high-rise building in the entire Tiandou City. As far as his eyes could see, the tallest things were just some ancient trees. 。"Teacher Wu, why aren't there any skyscrapers here" Tang Wulin whis...。According to the news and map brought by Ni Zhen, Tang Wulin could basically be sure that there was something special underground. Whether it was a research institute or not was unclear. 。but there a...