Norman Muller writes in:
...check www.archaeologychannel.org. Some excellent videos, the most recent one being a 40 minute interview with the archaeologist who excavated the Oregon cave in which corpolites 14,300 years old were found.
This is about rock piles and stone mound sites in New England. A balance is needed between keeping them secret and making them public. Also arrowheads, stone tools and other surface archaeology.