"Lake Louise, Alberta, as seen from the plains of the Six Glaciers trail above the Fairmont Chateau Lake Louise."
"This photo was taken in May 2007 as we cruised College Fjord along the Alaskan Coastline."
"Kayaking through an ice cave in Valdez Glacier, Alaska."
"The weather in December is perfect in Antarctica."
"A scenic boat cruise stops by one of the glaciers in the Gulf of Alaska."
"This is from a July 2007 trip to Glacier National Park in Montana. We were on our way to the Canadian Rockies, but absolutely couldn't get enough of this gorgeous scenery, and by this time we were on day 4 in Glacier. We'd planned on 2. The road to the side is the "Going to the Sun Road."
"Kayaking at Skontorp Cove, Antarctica. Photograph taken in Graham Land along the Antarctic Peninsula."
"Mendenhall Glacier seen from our Alaska Inside Passage cruise aboard the Norwegian Cruise Lines' Pearl."
"Glaciers on Kilimanjaro."
"Reflections of Hallett's Peak, Tyndall Glacier, and Flattop Mountain in Lake Bierstadt in Rocky Mountain National Park, Colo."
"Perito Moreno Glacier, Argentina."
"St. Mary Lake, Glacier National Park."
"I was very fortunate to catch a glacier calving in Glacier Bay National Park, AK, from a cruise ship."
"Norwegian glaciers: This runoff is directly from the Sognefjord outside of Bergen, Norway."
"Hiking Matanuska Glacier in Alaska."
"Pristine Lake Louise, Canada."
"The highlight of the 17-mile hike we took in Los Glaciares National Park in the Patagonia region of southern Argentina was this view of the mountain range. The area is so pristine that we were able to drink melted glacier water flowing in streams down from the mountains above."
"This is a photo of a glacier at Gross Glockner, the highest point in the Austrian Alps."
"On the way back to Anchorage, I saw the mountains and glaciers I had expected to see—but from 30,000 feet. This is over the Lake Clark National Reserve west of Anchorage."
"For wildflower lovers, Glacier National Park in Montana in July is a wonderful destination. As the snow melts, the wildflowers start to appear. This photo shows white mountain avens with snow-capped peaks in the background. You can't ask for a more lovely spot."
"The southern portion of the Ring Road, which goes around the perimeter of Iceland, leads to Skaftafell National Park where you can find the Jokulsarlon Glacier Lagoon. Pieces of ice constantly break off from the inland glaciers, leaving the lagoon filled with floating icebergs."
"This is a picture of a waterfall located in Glacier National Park, Mont. My husband and I vacationed there in May 2009. Glacier's beauty will be hard to top in my book."
"Bighorn sheep are a treat to see, and they seem undisturbed by visitors. We spotted them while hiking near Salamander Glacier on a trip to Glacier and Banff national parks."
"As we entered the Tracy Arm Fjord in Alaska's Inside Passage, we began to see chunks of ice floating by. This one made a nice perch for the birds until the ice broke up and dissolved into the water."
"Alaska blues. A view from our Alaska Inside Passage cruise aboard the Norwegian Cruise Lines' Pearl."
Earth Day is right around the corner and what better way to celebrate than by paying tribute to one of our most essential resources—water. These surprisingly moving shots of glaciers span the globe from Alaska to Patagonia and beyond.