Harilaid islet has a truly unique elongated trapeze shape that is defined by waved boundaries that line the islet from its South-East to North-West points. A low plain, its highest elevation does not exceed 5 m, and the entire area of the peninsula is a mere 3.62 km².

With a lighthouse on Harilaid's northeasterly Kiipsaare cape, and an opposite southeasterly point named Kelba; Harilaid may be small in size, but it is vast in its diversity. The peninsula's flora represent 261 species of flowering plants and vascular cryptogams.

Did you know...?: Harilaid rose from the sea as an island 1,000-2,000 years ago.