Slovenia is 733,386 times larger than High Line (New York City).
Area: 20,273 km2 World Factbook
Population: 1,988,292 (July 2014) World Factbook
Slovenia, officially the Republic of Slovenia, is a nation state in southern Central Europe at the crossroads of main European cultural and trade routes. It borders Italy to the west, Austria to the north, Croatia to the south and southeast, and Hungary to the northeast. Wikipedia
Area: 0 km2 calculated
The High Line is a 1-mile New York City linear park built on a 1.45-mile section of the elevated former New York Central Railroad spur called the West Side Line, which runs along the lower west side of Manhattan; it has been redesigned and planted as an aerial greenway. Wikipedia