Speaking of map apps, some users have found that they are useful for more than just 【小题1】 (find) one’s way. One man, San Francisco’s Lenny Maughan, uses them to make works of art.

Lenny runs everywhere he can. Wherever he goes, he tracks his progress 【小题2】 using an app, such as Map MyRun or Strava. As he runs, the app traces a line along the path he follows. So, to make his runs more fun, Lenny decided to run in patterns that 【小题3】 (make) amazing images. To date, he has shared runs that have turned into images of a heart, a portrait of artist Frida Kahlo, and more.