As Europe buckles under a punishing heat wave, residents and summer travelers alike are struggling to stay cool, often without the convenience of ...

You can find a public pool or a shady spot at a park. But you can also take an underground tour or head into a cathedral.

It has been corrected. At least 900 people descended below downtown Tulsa’s streets Saturday morning to tour the underground tunnels that connect many of the city’s early skyscrapers.

From beating the heat and packing smart to booking ahead and discovering cool cultural escapes, here is your guide to enjoy ...