Navigation Brewing Co. Altbier is back and on tap in the taproom on Thursday 4-9pm. Also on tap Kottbusser, Double IPA, Milk Stout, and IPA. #macraftbeer #handcrafted #lowell #brewerylife #beerporn #craftbeerlife #craftbeerporn #altbier #kottbusser #doubleipa #ipa #milkstout #instacraftbeer #germanbeers