This website offers a "database of information on 10 million immigrants from 1830 through 1892, the year Ellis Island opened." Search results include name, occupation (if known), age, arrival date, country of origin, and ship. The site also includes a timeline (1804-1999). "Castle Garden, today known as Castle Clinton National Monument, is the major landmark within The Battery, ... at the tip of Manhattan. ... [The] Castle was America's first official immigration center." Note: The comparative data section is under construction.