Do bubble cascades form only in a glass of Guinness beer?
New Guinness Gravity 06/13 Beer Glass w/ Embossed Harp | #506361524
Amazon.com | Guinness Irish Pint Beer Glasses 16oz - Set of 2: Other Products: Beer Glasses
All Things Guinness - A pint from an original Waterford tankard really is something… It was the new glass for the newly released Draught Guinness in the 60s/70s and was on outside
Imgur: The magic of the Internet
Amazon.com | Guinness Irish Pint Beer Glasses 16oz - Set of 2: Other Products: Beer Glasses
Hop house 13 lager the most refreshing Guinness experience - Temple bar
a pint of Guinness with G8 formed on the head in Blakes bar in Enniskillen, Co Fermanagh, ahead of the G8 summit in Northern Ireland. 13/06/2013 Stock Photo - Alamy