These spectacular caves lie beneath glaciers at Glacier Bay National Park of Alaska State, USA.

The glacial ice is under the river in Alaska images 1
A waterfall inside the Wachusett Glacier ice cave.

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An adventurer is stunned looking at the cave formed in the river
Muir tape.This is the most famous glacier in Alaska with a width of up to 800m.

The glacial ice is under the river in Alaska images 3
Inside the ice cave of the Muir River.

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A mountain climber tries to cross an ice cave beneath the river Muir.

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The beautiful scene inside the ice cave of the Muir River. River and cave
This tape is named after a 19th century adventurer John Muir.

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Glacier Bay National Park serves as a protected area
many rugged mountains, glaciers and pristine beaches.

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A cave formed beneath the glacier at Glacier Bay National Park.