Get your fix of vitamin D at Lucy Vincent Beach. After you've worked on your tan, hang around and watch the sky dance with different colors with the setting sun.
You'll have no end of sightseeing choices when visiting Chilmark. Lucy Vincent Beach is a great place to kick off here, but there are lots of other fine sights to visit. Aquinnah Cliffs, Menemsha Beach, and Gay Head Lighthouse are not far from the stretch of coastline and and will cap off your day nicely.