An eyecatcher is something artificial that has been placed in the landscape as a focal point to "catch the eye" or gain a viewer's attention. It is used to decorate or ornament landscapes for aesthetic reasons, and are typically found in gardens, parks and the grounds of stately homes. Many of these can be found in various forms.
Devices or objects These can be anything but typically they tend to be boulders rockery trees
Or on a grander scale they can be structures such as a bridge over a river, a stream or lake as an ornamental feature conservatory - glasshouses, orangeries, vineries exedra folly gloriettes grottoes shell grottos mausoleums monopteros monuments (whether they commemorate anything or just for decoration) nymphaea pavilions reflecting pools shooting/hunting lodge summer houses temples (ornamental or not, as they may sometimes have more than aesthetic use)
See also List of garden features
References