The sun never sets at the North Pole in summer.

在北极的夏天，太阳永不落下。

youdao

The Lake of Luxury? (Yes, those are all real names.) How about a mountaintop upon which the sun never sets?

NPR: Space Probe to End Moon Mission with a Bang

The sun never sets on roller derby.

WSJ: As the World Turns, So Do the Wheels of Roller Derby

The sun never really sets then and the skies only fade to twilight.

BBC: Living in: Stockholm