Glacial Waterfall - Austfonna is an ice cap located on Nordaustlandet in the Svalbard archipelago in Norway. During short Arctic summers, glacial water can be seen cascading out of the ice walls creating a visual spectacle.
CUMULONIMBUS INCUS at Mykonos, Greece - photo by Sfortis, via Wikipedia; a cumulonimbus cloud which has formed the characteristic flat, anvil-top shape. They can form into supercells resulting in severe storm phenomena such as tornadoes.
A river of melt water on top of a glacier. There are also rivers that flow under glaciers, and sometimes the rivers on top disappear down and connect with the under glacier rivers. Warming is making glaciers melt faster.