Gas Prices Fall Below Last Year’s Average

When gasoline prices shot upward earlier this year, Mark Adams tapped the brakes on his hobby of exploring ghost towns and other historic sites across Oregon and sharing the imagery on YouTube. Now, he is back.

A medical-device technician by day, Mr. Adams bought a more fuel-efficient car and has since watched his weekly gas bill fall from as high as $75 to about $30. It is enough of a difference that the 57-year-old has begun charting out which abandoned structures he is going to visit next.  

“It doesn’t pay...