National Park Mystery Photo 54: Part Of A Big Building
Mystery Photo 54 shows part of a building in a national park. If you can identify this building and name the National Park System unit in which it is located you will be eligible for our monthly prize drawing and a chance to win a signed copy of Stephen R. Brown's beautiful photo book, the Jewel of the Mall: The World War II Memorial..
If we catch you Googling or engaged in other sneakery we will make you write on the whiteboard 100 times:
Sometimes called "petrified lightning," fulgurites are glassy tube-like objects formed when lightning with a temperature of at least 3,270 °F strikes dry, silica-rich sand or soil, melts it along a conductive surface, and fuses grains together.