It's a mark of Ireland's cultural influence on the global stage that landmarks in all four corners of the globe have lit up green to mark St Patrick's Day.

Over 60 landmarks have gone green this year.

Sydney Opera House

Burj Al Arab, Dubai

Table mountain, South Africa

Leaning Tower of Pisa

Pyramids of Giza and the Sphinx, Egypt

Niagra Falls

Las Vegas Welcome Sign

Christ the Redeemer Statue, Rio De Janeiro

Other landmarks that went green include the Little Mermaid statue in Copenhagen, New York's Empire State Building and the London Eye.