Road melts at Yellowstone National Park

By Katia Hetter, CNNUpdated 16th July 2014
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A road in Yellowstone National Park simmers in the heat of underground thermal features.
A road in Yellowstone National Park simmers in the heat of underground thermal features.
Yellowstone National Park/AP
Extreme heat from thermal features at a Yellowstone National Park volcano caused part of a road to melt.