目前正在调查蒙大拿的30x40英尺深的混凝土结构,该结构没有已知的历史,正在调查之中。 A hidden 30x40 ft concrete structure in Montana, with no known history, is under investigation.

在蒙大拿州农村发现的一个神秘的地下结构 引起了当地的兴趣和投机 A mysterious underground structure discovered in rural Montana has sparked local interest and speculation. 官方证实,该地最初被认为是一个储藏库,实际上是一个埋在地下的混凝土结构,每40英尺30英尺,没有已知的建筑或用途记录。 Officials confirm the site, initially thought to be a storage shed, is actually a buried concrete structure measuring 30 feet by 40 feet, with no known records of its construction or purpose. 考古学家和历史学家正在调查,但还没有公布任何明确的解释。 Archaeologists and historians are investigating, but no definitive explanation has been released. 目前,该站点有安全保障,出入仍然受到限制。 The site is currently secured, and access remains restricted.