The best glass for bourbon is a snifter, which has a bulbous body and a short stem. Glencairn and túath glasses, which are the same apart from a rim that flares open wide again on the latter ...
but the best way to really taste a whiskey is still when it's alone in a glass. Getting the full taste and aroma also looks dorky, so know your surroundings. Swirl the snifter by your nose to get ...