ELY — The disappearance of Lloyd Harold Skelton is a testament that, regardless of experience or skill level, it's still important to take precautions when venturing into the woods. It was nearly 21 years ago that the 57-year-old outdoorsman from Minneapolis set out alone on the Angleworm Lake Trail near Ely in the Boundary Waters Canoe Area Wilderness and never returned. Skelton’s belongings were found inside his vehicle. Articles of his clothi…