THE ARCTIC, FROM ABOVE 12 of the 20 missions lie above 67° N, where a flat world map crushes them together. Here they are far enough apart to pick. Mission 2: Greenland. Imagery not built yet. 2 Greenland Mission 3: Grant Ice Cap. 28 years of imagery. Open the time machine. 3 Grant Ice Cap Mission 5: Agassiz Ice Cap. 28 years of imagery. Open the time machine. 5 Agassiz Ice Cap Mission 6: Severny Island. 41 years of imagery. Open the time machine. 6 Severny Island Mission 7: Prince of Wales Icefield. 30 years of imagery. Open the time machine. 7 Prince of Wales Icefield Mission 9: Devon Ice Cap. 41 years of imagery. Open the time machine. 9 Devon Ice Cap Mission 12: Spitsbergen. 40 years of imagery. Open the time machine. 12 Spitsbergen Mission 14: Austfonna. 40 years of imagery. Open the time machine. 14 Austfonna Mission 15: Mueller Ice Cap. 27 years of imagery. Open the time machine. 15 Mueller Ice Cap Mission 17: Penny Ice Cap. 41 years of imagery. Open the time machine. 17 Penny Ice Cap Mission 18: Barnes Ice Cap. 41 years of imagery. Open the time machine. 18 Barnes Ice Cap Mission 19: Academy of Sciences. 40 years of imagery. Open the time machine. 19 Academy of Sciences Mission 2: Greenland. Imagery not built yet. 2 Greenland Mission 3: Grant Ice Cap. 28 years of imagery. Open the time machine. 3 Grant Ice Cap Mission 5: Agassiz Ice Cap. 28 years of imagery. Open the time machine. 5 Agassiz Ice Cap Mission 6: Severny Island. 41 years of imagery. Open the time machine. 6 Severny Island Mission 7: Prince of Wales Icefield. 30 years of imagery. Open the time machine. 7 Prince of Wales Icefield Mission 9: Devon Ice Cap. 41 years of imagery. Open the time machine. 9 Devon Ice Cap Mission 12: Spitsbergen. 40 years of imagery. Open the time machine. 12 Spitsbergen Mission 14: Austfonna. 40 years of imagery. Open the time machine. 14 Austfonna Mission 15: Mueller Ice Cap. 27 years of imagery. Open the time machine. 15 Mueller Ice Cap Mission 17: Penny Ice Cap. 41 years of imagery. Open the time machine. 17 Penny Ice Cap Mission 18: Barnes Ice Cap. 41 years of imagery. Open the time machine. 18 Barnes Ice Cap Mission 19: Academy of Sciences. 40 years of imagery. Open the time machine. 19 Academy of Sciences Mission 1: NE Antarctic Peninsula. Imagery not built yet. 1 NE Antarctic Peninsula Mission 4: Wrangell–St. Elias. 41 years of imagery. Open the time machine. 4 Wrangell–St. Elias Mission 8: Southern Patagonia. 30 years of imagery. Open the time machine. 8 Southern Patagonia Mission 10: Karakoram. 39 years of imagery. Open the time machine. 10 Karakoram Mission 11: Chugach. 40 years of imagery. Open the time machine. 11 Chugach Mission 13: Vatnajökull. 41 years of imagery. Open the time machine. 13 Vatnajökull Mission 16: Stikine Icefield. 41 years of imagery. Open the time machine. 16 Stikine Icefield Mission 20: Juneau Icefield. 41 years of imagery. Open the time machine. 20 Juneau Icefield The map is for orientation on a small screen — use the mission list below.