During the 1860s gold rush, Helena burst with anticipation. Treasure seekers set up camp and set out to make their fortune. By the 1880s, more millionaires per capita lived in Helena than any city in the world. Treasure still abounds in Helena, where the Yogo sapphire—the only American gemstone in Britain’s collection of crown jewels, was discovered. Unlike the treasure-seekers of old, you don’t have to work hard to unearth your one-of-a-kind style in these twelve84 frames.