Lighthouse Trivia II

Well, I think it's time for a little more lighthouse trivia. These questions will be a little harder than the first, but I think lighthouse enthusiasts will still get 7 or 8 of them correct.


Questions
1. Which American city claims more lighthouses than any other?
2. In which act of Congress did the United States establish the funding for constructing lighthouses?
3. The Caisson style lighthouse was developed for what reason?
4. Which lighthouse witnessed the first overt act by the colonists of the American Revolution?
5. Which lighthouse was the first lighthouse built by the United States Government?
6. Which lighthouse remains as the only actively manned lighthouse in the United States?
7. How many lighthouses stood on America's coasts when the United States declared its independence in 1776?
8. Which lighthouse was the site of the first Fresnel lens in America?
9. Which lighthouse was the first to use natural gas as its source of light (hint: a picture of this NY lighthouse was posted in this blog on 1-8-09)?
10. Which U.S. Lighthouse was the most expensive to build?

Answers
1. Portland, Maine - 6
2. The 2nd act of Congress under the new Constitution of the United States
3. To protect the lighthouse from damaging ice flows.
4. On the 18th of April in 1775, the Portsmouth Harbor Lighthouse in New Castle, NH witnessed the midnight ride of Paul Revere. The lighthouse, which no longer stands (it has been replaced another lighthouse), was located at Fort William and Mary. The Fort has been renamed Fort Constitution. Paul Revere was riding to warn citizens that the British were coming to reinforce the fort.
5. (Old) Cape Henry Light, Virginia (1792)
6. Boston Light by order of the United States Congress. Other lighthouses may have caretakers who are referred to as keepers, but these lights are automated. The Boston Light is still manually turned on and off by the lighthouse keeper.
7. 12
8. Navesink, New Jersey
9. Barcelona, New York
10. St. George's Reef, California at a cost of $715,000.00.