Reviews · Howell Mountain 2015 Arkenstone Cabernet Sauvignon Coliseum Block 1 note Tasted 7 December 2019 ProducerArkenstone WineAll vintages RegionNapa Valley · Howell Mountain GrapesCabernet Sauvignon The note Csimm on this bottle 7 December 2019 A big wine with fantastic grip. Black and red raspberry dominate. The acid rushes in and swiftly grips the front end. A zippy mid-palate, finishing…