The 17th March is the day when all the world claims a bit of Irish heritage and rediscovers surprising links to the Emerald Isle.

St Patrick's Day has been claimed by lovers of verdant shades and pub goers across the globe. It is safe to say what was once the feast day for the patron saint of Ireland is now an international day of celebration.

To help draw light to this fact, Tourism Ireland has coopted almost 250 sites in fifteen countries and lit them in the national colour.

La Moulin Vert: Paris' Moulin Rouge celebrates Saint-Patrick's Day. Photo / Kristy Sparow, Getty Images
La Moulin Vert: Paris' Moulin Rouge celebrates Saint-Patrick's Day. Photo / Kristy Sparow, Getty Images

Started in 2010, the 'Global Greening' light show is in its tenth year.

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From the Niagara falls on the US Canadian Border to The Cotton Tree in Sierra Leone, this weekend the Irish tourism body will be turning 244 landmarks green using floodlights.

In Auckland the Sky Tower, Domain and Eden Park stadium will be donning Irish colours this weekend, as will Christchurch Airport.

Along with the landmarks of Chicago and other cities long-time connections to Eire, this year the campaign has found 78 additional sites.

The Sydney Opera House is illuminated green for the event last year. Photo / Getty Images
The Sydney Opera House is illuminated green for the event last year. Photo / Getty Images

Among the for first time 'greenings' are Hong Kong Airport, and the Shizuoka Stadium in Fukuroi Japan, ahead of the Rugby World Cup.

Perhaps none are bigger than Zambia's Victoria falls. The 100 metre cascades are being lit up in emerald colours this weekend in honour of the Ireland's patron saint.

Brazil: Rio's Christ the Redeemer dons an Irish strip for Patrick's day. Photo / Getty Images
Brazil: Rio's Christ the Redeemer dons an Irish strip for Patrick's day. Photo / Getty Images

The Irish Minister for Tourism, Shane Ross said "this campaign across the globe which will no doubt further enhance Ireland's profile abroad as a holiday destination of choice."

In the United States, the long held tradition will continue of dying the White House's fountain an appealing shade of shamrock.

Monaco Palace illuminated in green For St Patrick's Day. Photo / Frederic Nebinger, Getty Images
Monaco Palace illuminated in green For St Patrick's Day. Photo / Frederic Nebinger, Getty Images

In Australia, County Sydney will be converting The Rocks into an Irish village centring on The Mercantile – Australia's oldest Irish pub.

Meanwhile in Japan, Tokyo's Irish parade will be celebrating 25 years.

A little closer to home the Auckland sky tower will be turning green tomorrow night, with an Irish inspired street party taking place in Federal street from 4pm to 10pm.

The Auckland Sky Tower turns a shade of emerald as the 'Global Greening' turns 10. Photo / Getty Images
The Auckland Sky Tower turns a shade of emerald as the 'Global Greening' turns 10. Photo / Getty Images
Green links: France's Pont Du Gard illuminated as part of the festivities. Photo / Getty Images
Green links: France's Pont Du Gard illuminated as part of the festivities. Photo / Getty Images