A photo from inside Indian Tunnel. The light is coming from holes in the roof where it collapsed over time, as will happen to all lava tubes.
来自印度的隧道内的照片。光洞是来自屋顶的地方，随着时间的崩溃，也将发生在所有的熔岩管。
The rough, rocky floor of the Indian Tunnel lava tube.
粗糙的，岩石层的印度熔岩隧道管。
Because there were roof collapses at several places along the lava tube that formed Indian Tunnel, it is possible to enter on one end and come out the other side.
因为有沿熔岩隧道管，形成了印度一些地方的屋顶坍塌，有可能进入一端出来的另一面。
'" This is the entryway to the Indian Tunnel, one of the lava tubes, and the only large one that doesn't require visitors to bring a flashlight due to total darkness inside."
这是向印度隧道，其中一个熔岩管入口处，和唯一的大型一不规定旅客携带手电筒由于完全的黑暗里。
'" This is the entryway to the Indian Tunnel, one of the lava tubes, and the only large one that doesn't require visitors to bring a flashlight due to total darkness inside."
这是向印度隧道，其中一个熔岩管入口处，和唯一的大型一不规定旅客携带手电筒由于完全的黑暗里。
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