005 Archivesgreenest day of the year will always be St. Patrick's Day.
Cities around the world celebrated the Irish holiday on Sunday by turning their most famous landmarks green. It's amazing what a quick dye job can do to your standard government building.
SEE ALSO: Pornhub reveals what people are searching for to celebrate St. Patrick's DaySt. Patrick's Day commemorates St. Patrick and the first appearance of Christianity in Ireland. While there's so much more to the holiday than the color green, it's the color that's become synonymous with the celebration as well as with Irish culture.
Over the weekend, Ireland's official tourism account celebrated the holiday with photos of green-dyed or illuminated landmarks from around the world.
Here, for example, is the "Dancing House" in Prague.
This Tweet is currently unavailable. It might be loading or has been removed.
In Glasgow, Scotland, the Riverside Museum:
This Tweet is currently unavailable. It might be loading or has been removed.
The Great Wall of China also participated in #GlobalGreening:
This Tweet is currently unavailable. It might be loading or has been removed.
A gazebo in Livorni, Italy:
This Tweet is currently unavailable. It might be loading or has been removed.
The millennium bridge in Newcastle-on-Tyne:
This Tweet is currently unavailable. It might be loading or has been removed.
Bamburgh Castle on the north east coast of England:
This Tweet is currently unavailable. It might be loading or has been removed.
Cutty Sark in Greenwich:
This Tweet is currently unavailable. It might be loading or has been removed.
Crown Perth in Australia:
This Tweet is currently unavailable. It might be loading or has been removed.
The Peninsula Hotel in Hong Kong:
This Tweet is currently unavailable. It might be loading or has been removed.
In the Hague:
This Tweet is currently unavailable. It might be loading or has been removed.
Dubai:
This Tweet is currently unavailable. It might be loading or has been removed.
In Portugal:
This Tweet is currently unavailable. It might be loading or has been removed.
Over in Neushasen, Switzerland at the Rhine Falls:

And finally, in Chicago, home to some of America's best Irish pubs:

Have a super green holiday, everyone.
Featured Video For You
Big readers will love this multicolored mood lamp