If you’re in Europe, get ready to gaze at the sky. But not without the right glasses.

© Alex Kent for The New York Times

Ahead of Wednesday’s rare cosmic event, thousands of people in London are searching for protective eyewear, as prices surge and stocks sell out.

© Amir Hamja/The New York Times

Rooms were booked years ago, and officials have been making plans. But there’s no telling where, exactly, Icelanders might go to find the best possible view.

© Amelia Nierenberg/The New York Times

Red high-temperature warnings remained in effect for much of southern and western Italy through Saturday.

© Tiziana Fabi/Agence France-Presse — Getty Images

Red high-temperature warnings remained in effect for much of southern and western Italy through Saturday.