For more information about the Native Americans in the Champlain Valley, their first contacts with Europeans, Vermont's 18th century French settlements and more, take a look at the Lake Champlain Voyages of Discovery project.
The 1929 Lake Champlain Bridge between Chimney Point, Addison, Vermont, and Crown Point, New York, had a long and fascinating history. View the half hour documentary, More Than Steel: The Lake Champlain Bridge Story.
As part of the 2009-2010 project to demolish the 1929 Lake Champlain Bridge and build a new bridge, the historic bridge was extensively documented. The official Lake Champlain Bridge commemoration website has a wealth of information, including six short film clips on the history of the crossing, tolls, what the bridge meant to the area, and more; interviews with many area residents and experts, and a resource guide.
For information on the many historic places on Lake Champlain and Lake George, see America's Historic Lakes: The Lake Champlain and Lake George Historical Site.
If you're fascinated by early European travels in North America, the U.S. Library of Congress has this exciting Discovery and Exploration map collection.