1. Jenny let Adam descend from altitude towards the fiord, down to two hundred feet above the frozen water.

2. We ran into the shelter of Murchison Fiord, which is on the west side of Nordaustlandet.

3. Soon other residents from Grise Fiord, a remote Inuit hamlet in the Canadian High Arctic, traveled 50 miles by snowmobile to break holes in the ice so the whales could breathe.

4. Borup Fiord Pass on Ellesmere Island, shown in the top image, is the only known place where sulfur from a natural spring is deposited over ice.

5. The purpose of the visit was to navigate into an ice-filled fiord.

6. From Alta, which is a small fishing village, our chosen route took us over the high plateau towards Varanger Fiord.

7. We weighed anchor next morning and sailed down the fiord on a calm sea.

8. But the ship stood almost stationary, in calm water just inside the mouth of a fiord.

9. After one night in Bergen, participants take a cruise along the Sognefjord, the deepest and longest fiord in the world.