" You have found an undisclosed site.
This site is extremely vulnerable, artefact let in place will offer clues & benefit future archaeology research with better scientific technology. Please treat this site as the treasure that it is.
Do not touch or move or alter the artefact in any way.
Keep this site as your personal secret - word of mouth & simple hints can be the greatest step toward destruction of a site.
Please leave no trace.
Be very careful not to leave a foot trail to this site.
The future of this great treasure depends on you and your actions"
BLM Rangers (May 31 - 1999)