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Central Park

Great urban hiking, biking trails in the Northeast

Great urban hiking, biking trails in the Northeast

It may seem counterintuitive to plan a city outing that involves your hiking boots and camelback, but urban trails are some of the best-kept secrets in metropolitan regions. After all, what's an active body to do after a day spent in convention halls or perusing museums and watching theater performances?

There are endless ways to get in those 10,000 daily steps when traveling besides going to the hotel gym. Even within a densely populated destination, there are exhilarating — and bug-free — adventure trails where you can take in the great outdoors and crisp autumn air without leaving town.

Many cities have dedicated green space and revitalized waterfronts that serve as...