Ballistic block from Kīlauea summit
![A man measuring 6 feet 4 inches tall lies on a ballistic block that was thrown from Kīlauea caldera](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/20100121-0175%20cropped.jpg?itok=qbvfmhYI)
Detailed Description
A man measuring 6 feet 4 inches tall lies on a ballistic block that was thrown 1 km (half a mile) from the floor of Kīlauea caldera onto the northwest flank of the volcano probably during the 1790 eruption. USGS photo taken by D. Swanson.
Sources/Usage
Public Domain.