Gloucester hopes to lure tourists with high-tech harborwalk 
A 1.2-mile loop, which includes 42 markers and a virtual tour that can be downloaded onto a smartphone, brings to light previously hard-to-find historical and cultural lore.
(WENDY MAEDA/GLOBE STAFF)

Gloucester hopes to lure tourists with high-tech harborwalk

A 1.2-mile loop, which includes 42 markers and a virtual tour that can be downloaded onto a smartphone, brings to light previously hard-to-find historical and cultural lore.

(WENDY MAEDA/GLOBE STAFF)