America's 10 Most Dangerous Jobs

Last year was the safest year in the American workplace, but heights, weather and heavy equipment still put many people at risk. Which 10 jobs are the worst?

Fireboats try to stop the blaze on the Deepwater Horizon oil rig after it exploded in the Gulf.

Only 4,340 people died on the job last year, down 16.8% from 2008, according to new data released Thursday by the Bureau of Labor Statistics.

That's a rate of 3.3 deaths per 100,000 workers -- the lowest ever reported by the BLS.

Here's a look at some of the most dangerous jobs and how workers keep themselves safe.