Prominent
Definitions of prominent on the Web:
Widely and popularly known.
www.bamaed.ua.edu/cohorts/2000/qualitycourse/GLOSSARY.htm
Important or noticeable. "The huge oak tree was the most prominent thing on the hillside." From The Giver Thanks Madeleine!
www.seattleschools.org/schools/laurelhurst/staff/howard/vocabulary.html