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Happy birthday USA: Unsung Italian heroes. Giacomo Beltrami (Minnesota)

Buon Compleanno USA: Unsung Italian heroes. Giacomo Beltrami (Minnesota)

Author: Sandra Gengler

In 2026, We the Italians celebrates “Two Anniversaries, One Heart” – the 250th anniversary of the United States and the 80th anniversary of the Italian Republic. This article is part of the “Happy Birthday USA: Unsung Italian Heroes” project, in which we share how, in every corner of the United States, an Italian has made a positive impact on their local community.

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Giacomo Beltrami, the Italian visionary still celebrated across Minnesota

Giacomo Costantino Beltrami was born in Bergamo, Italy, in 1779. He served as a magistrate under Napoleon's government in northern Italy and later in the Marche region, where his family owned homes and land. Yet it was as an explorer that he left an enduring and remarkably positive mark on the history and geography of the state of Minnesota.

Following Napoleon's downfall, Beltrami was accused of belonging to the Freemasons and forced into exile. That exile marked the beginning of his life as an explorer, eventually bringing him to the United States in 1823. There, he ventured into the largely unexplored lands of the Upper Midwest, forever linking his name to the region through an expedition that became legendary.

The achievement that secured Beltrami's place in Minnesota history was his determined, solitary search for the source of the Mississippi River. In 1823, after joining an expedition led by Major Stephen Long, the Italian explorer chose to separate from the group and continue alone. Initially accompanied by Native guides, he crossed swamps and unknown wilderness wearing animal skins and carrying a distinctive red umbrella, which served both as protection from the elements and as a symbol of peace and recognition.

On August 28, 1823, Beltrami reached a heart-shaped lake in northern Minnesota, which he named Lake Julia in honor of his beloved friend Giulia de' Medici Spada, who had died at a young age. He identified the lake, located along the Continental Divide, as the northernmost source of both the Mississippi River and the Red River. Although later expeditions established nearby Lake Itasca as the officially recognized source of the Mississippi, Beltrami's solitary journey remains an extraordinary testament to courage, determination, and scientific curiosity.

Unlike many explorers and settlers of his era, Beltrami approached Native peoples—particularly the Dakota and the Ojibwe—with genuine empathy, intellectual curiosity, and deep respect. He compiled what is considered the first dictionary of the Sioux language, a work of tremendous scholarly value that helped document and preserve the language at a time when the traditions of Native peoples were often ignored or deliberately erased.

During his travels, Beltrami collected numerous artifacts, including ceremonial pipes, clothing, and musical instruments. Among the most remarkable are two wooden flutes, now preserved at the Natural Sciences Museum in Bergamo, which are considered among the oldest surviving Native American flutes in existence. Many additional documents and artifacts from the Indigenous peoples of North and Central America are preserved in the museum housed in his former villa in the Marche region. In his travel journals, Beltrami described Native customs, traditions, and daily life with a sensitivity that was exceptionally rare in the nineteenth century, providing an invaluable record of an America that still retained much of its original character before westward expansion transformed it forever.

The bond between Minnesota and the Italian explorer remains so strong that the state chose to honor his legacy by naming several significant landmarks after him. Today, northern Minnesota is home to Beltrami County, encompassing many of the lakes and territories he explored, as well as the Beltrami Island State Forest, one of the state's largest public forests. A neighborhood and park in Minneapolis also bear his name, reflecting the area's long-standing connection to Italian American families who settled there during the twentieth century.

Giacomo Beltrami was far more than an adventurer. He became a true cultural bridge between Italy and the American frontier. His idealism, commitment to scientific discovery, and profound respect for the first inhabitants of those lands earned him a lasting place in Minnesota's history. Nearly two centuries later, his remarkable legacy continues to be recognized and celebrated throughout the state.

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