Inspired by the time-honored tradition of treasure hunting, Puzzling Adventures lead you on an enthralling journey around the city, revealing fascinating sights typically overlooked. Guided by your trusty smartphone, this interactive escapade provides fun for kids and adults alike! 
As little as 5 minutes of outdoor activity can help improve your self-esteem. This is especially true if you're near water or green space. And it's not high-intensity exercise that does it best. More relaxed activity like a walk, bike ride, or work in the garden seems to work even better.
Web MD
