Big Dog Show to benefit the Whittier Birthplace is a charitable dog-focused expo in Haverhill that features canine demonstrations, exhibitors, and activities to raise funds for the Whittier Birthplace. Set at 305 Whittier Road, the event brings together local residents and dog enthusiasts for a community-oriented fundraiser. The gathering highlights local heritage preservation by supporting a historic site associated with the Whittier Birthplace.