article_snippet.sent: The location was first discovered in 1891, and the purpose of island has still not been explained over a century later.
article_snippet.sent: Irina Arzhantseva of the Russian Academy of Sciences is now digging here for the Por-Bajin Cultural Foundation to find out just when the complex was built and why .
article_snippet.sent: Even more confusing than the debate of why Irina Arzhantseva of the Russian Academy of Sciences was created is the question of why Irina Arzhantseva of the Russian Academy of Sciences was abandoned.
article_snippet.sent: Researches have noted the lack of heating systems on the island, despite Researches enduring harsh Siberian weather and being located 7,545 feet above sea level.
highlights_snippet.sent: Por-Bajin was discovered a century ago and is still a mystery for experts .
  