Norfolk Island is 316 times larger than Princes Street Gardens.
Area: 36 km2 World Factbook
Population: 2,210 (July 2014) World Factbook
Norfolk Island is a small island in the Pacific Ocean located between Australia, New Zealand and New Caledonia, 1,412 kilometres directly east of mainland Australia's Evans Head, and about 900 kilometres from Lord Howe Island. Wikipedia
Area: 0 km2 calculated
Princes Street Gardens is a public park in the centre of Edinburgh, Scotland, in the shadow of Edinburgh Castle. The Gardens were created in two phases in the 1770s and 1820s following the long draining of the Nor Loch and building of the New Town, beginning in the 1760s. Wikipedia