00:01Deep inside this magnificent glacier, thousands of years of frozen history
00:06surround us. Glacier easement. Beneath the waves lies a hidden world full of
00:13life. Coral reefs provide food, shelter, and preserves. Building a mountain tunnel
00:19takes careful planning, teamwork, and amazing engineering. Special machines
00:26Deep inside this magnificent glacier, thousands of years of frozen history
00:31surround us. Building a mountain tunnel takes careful planning, teamwork, teamwork, and amazing
00:38engineering. Special machines. Beneath the waves lies a hidden world full of life. Coral
00:44reefs provide food, shelter, and protection for thousands of marine animals.
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