In the style of a traditional treasure hunt, Puzzling Adventures take you on a loop around the city discovering interesting sights that most people never even notice. Led by your smartphone, this interactive journey provides fun for all ages! 
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
