It was designed by the architectural firm Cohos Evamy. Some maniac Cohos got wild, went down on the field. The Cohos Trail and Appalachian Trail both traverse the White Mountains region. In 2003, Cohos Evamy opened a Toronto, Ontario studio. Settled by citizens from Haverhill, Massachusetts, the town was first known as Lower Cohos. The Cohos Evamy Partners opened the Edmonton office in the 1980s. DIALOG (formerly Cohos Evamy) is a Canadian architectural, engineering, interior design and planning firm.