Visitors can see the falls from many vantage points: above from a helicopter or microlight fixed wing plane, at eye level walking across the Knife Edge Bridge that spans the width of the falls on the Zambian side, or from below on a hike.

BBC: Livingstone��s Zambia

Taking corporate social responsibility to the next level means having the conviction to stand for a social purpose, even if that means walking away from conventional business thinking.

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At first, it was just walking a short distance every day, but as the weight went down, my energy level went up.

CNN: 'Drastically overweight' lawyer finds drastic solution

In fact, in the summer of 2012, the CDC reported that more Americans were walking for exercise, with those who walk being nearly 3 times more likely to meet the recommended level of physical activity.

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