The Juliana began its operations as the first steam-powered ferry in New York Harbor, marking a pivotal moment in the evolution of water transportation. Built by William Henry Aspinwall and his associates, the vessel was designed to showcase the potential of steam power, a technology that was rapidly gaining traction during the early 19th century. The ferry was able to carry passengers and goods across the harbor, significantly reducing travel time compared to traditional sail-powered ships. This was particularly vital for the growing population and commerce of New York City, which was becoming a bustling hub of activity during this period.

The Juliana's design incorporated a steam engine that drove paddle wheels, a technology that had been developed and refined in earlier years. This innovation not only provided greater reliability but also enhanced the capability to traverse the waters of the harbor with increased speed. The ferry operated between various points, allowing commuters and traders to move efficiently within the city’s expansive waterfront. It represented not only a technological breakthrough but also a shift in the perception of transportation as the industrial revolution began to influence daily life.

As the first of its kind, the Juliana set a precedent that would encourage the development of similar steam-powered vessels throughout the United States and beyond. This ushered in a new era in maritime transport, leading to the eventual replacement of sailboats with steam-powered ferries across the nation's waterways. The legacy of the Juliana can still be felt today, as it paved the way for modern public transit on water, laying the groundwork for the ferry systems that operate in major cities around the world.