Generally, it's under investigation, but this seems to be an open hour.

Bars may remain open 24 hours a day, 7 days a week.

You can also visit the Money Museum on your own at any time during open hours.

The open hours at private gardens, I learned, can be flexible.

They will stay open 24 hours a day, every day of the year.

It has a waiting room with limited open hours.

The museum will keep open hours through an ongoing expansion, to be finished in 2012.

Representatives of the armed forces guard the main hall during its open hours.

In February of that year, the library hired its first executive director, and open hours were increased from 15 to 45 per week.

Now, he said, they may remain open 24 hours a day.