Underwater linear features off the coast of the Yucatan in an undisclosed location. The features appear to be man-made and could be ancient in origin. The images have been color enhanced to bring out details. The lines are approximately 5 feet in width.
The lines lead to dark areas that may be ruin sites dispersed all over this area. They are clustered and almost look to be placed.
The round, dark features are approximately 15-50 feet in diameter.