Exercise

Here's another Way to amuse yourself while you exercise. The Ball is unstable. It rolls. Unless you exert force to keep it in place. Which means you engage many large and small muscles. Very time-efficient. And it burns more calories.

Big city. Many ways to see it. You could walk from church to church. Museum to museum. Or eat your Way through it, from Farmers Market to Farmers Market. They're everywhere. Walk at a moderate pace: 18 miles and 4,000 calories in 9 hours. Some day.

This is a very vertical island. One that separates the Walkers from the passengers. If you Walk, you'll burn way more calories than you consume. And this is Italy. There are a lot of great consumption opportunities.

Press Play to see how you can use a Balance Board for an aerobic exercise that strengthens everything you have. Every muscle in your body. Like you're scrambling up a really steep slope, with your hands on the ground. And the ground's moving.

Press Play to see how you can use a Balance Board to improve your upper body and core strength. It's like doing push-ups when the floor is rocking back and forth. Do a few. Then get up and use your board to improve your standing balance. One leg at a time. Just Press Play.

Easy to get lucky here. Seems like the entire coastline is preserved, maintained and public. And very, very beautiful. Two, three or four hours on the Cape Sebastian Trail. 1,200 - 1,800 calories. Four to seven miles, you decide where to turn around.

Great for your thighs and butt. Flex and strengthen those major muscles. In between your five-minute stretches of walking or running in place on a step deck. A simple, cheap and tiny object that lets you exercise aerobically in a few square feet. C'mon, sweat a little.

Right on top. Right along the edge. Of a 9th century Moorish castle. And a romantic 19th century palace. Both in the World Heritage Site of Sintra, Portugal. Beautiful mountainside. Three or four hours. Five and a quarter miles. 1,800 calories.