Hilo Coffee Mill
Sample Hamakua, Puna and Kaʻu coffee at this tidy cafe, retail shop and roaster. The Mill sells a full range of beverages (pricey at $3.50 for a regular coffee), sandwiches and whole beans. Outdoor lanai (patio) seating with free wi-fi. Free coffee tastings treat roasts like fine wine; brief 15-minute tours are also available. It's between the 12- and 13-mile markers.