1.2K views · 22 reactions | Want to know more about the 2018 dig? Experts from the Indiana State Museum "tell all" in short (and very non professional) video. Lets start with Peggy sharing a few basics about why ISM is conducting research at Indiana Caverns: | Indiana Caverns | Facebook

3.2K views · 345 reactions | What makes the glacier ice caves blue? 樂 The ice in a glacier is thicker and denser than regular ice, such as what’s in your freezer or the icicles outside your home. The ice is so thick, dense, and old that it absorbs all colors of the spectrum except the color blue, so that's the color we see 朗冀 Learn more about ice caves here  https://guidetoiceland.is/nature-info/ice-caves-in-iceland | Guide to Iceland | Facebook