A "landmark" is a notable, distinctive, or important feature or object that helps identify a location or marks a significant event or achievement. Full definition
The stunning view of historic landmarks in the village makes it the perfect space to enjoy a cup of morning coffee, too. (idealhome.co.uk)
A series of landmark studies in the past three decades have identified exactly what people who succeed in their intimate relationships do differently than those who fail. (thecouplesclinic.com)
His paintings have been including in countless landmark exhibitions. (minusspace.com)