Exploring different varieties of lava. Pahoehoe lava vs A'a. Easiest way to remember the difference is that "Ah! Ah!" is the sound you make when you walk barefoot across A'a due to the sharp, jagged edges. Amazing what you can see with a microscope vs. the naked eye! Lava is beautiful up close.
Music from Jukedeck - create your own at http://jukedeck.com