St. Patrick's Day sees hundreds of global monuments light up in green on March 17, but what are their links to Ireland?

Since the 'Global Greening' of the world’s most popular tourist attractions on Saint Patrick’s Day began back in 2010, there has been a remarkable uptake in the number of massively famous monuments and buildings taking part.

Read More: Hundreds of global landmarks will light up green this St. Patrick’s Day

Hundreds of global attractions will light up green this year for St. Patrick's Day 2019. Newcomers like City Walls in the UK, the Pari Rolling street skating event in Paris, and the Museum of Cycladic Art in Athens will join old mainstays like the Sydney Opera House, the Colosseum in Rome and the Leaning Tower of Pisa in lighting up in green.

This is especially impressive when we think that only two were lit up in green when the initiative, run by Tourism Ireland, started just nine years ago.

Read More: Go green this St. Patrick’s Day with IrishCentral

While it may seem odd that tourist attractions in other countries would want to celebrate Ireland's national holiday, you’d be extremely surprised at the Irish links that many of these places have.

Did you know, for example, that an Irishman was behind the building of the Sydney Opera House, or that Irish is still spoken in a part of Canada?

Read More: Hundreds of gorgeous landmarks around the world will go green for St. Patrick’s Day

In 2018,  The Sweater Shop put together this fascinating infographic that explores all the links to Ireland and we can’t believe how far our little country has traveled.

Image courtesy of The Sweater Shop.

Image courtesy of The Sweater Shop.

H/T: The Sweater Shop 

St Patrick’s Day 2019: Looking for events in your community this St Patrick’s Day or to share further information on the March 17 celebrations in your area? Join our St Patrick’s Day 2019 group and celebrate St Patrick’s Day 2019 in proper Irish style.

Where will you be celebrating St. Patrick's Day 2019? Share in the comments!

The Colosseum in Italy lit up green on St. Patrick's DayGetty Images