Collectors lined up for hours at the convention to see the rare medieval grails on display.

Archaeologists joked that the ancient chalice might be the grail, though they knew it was likely a replica.

The monk carefully dusted off the leather-bound grail before chanting the morning offices.

A gust lifted the grail from the roadside and sent it swirling into the air.

During the molt, the hawk lost a grail that lodged in the tall grass.

GRAIL mapped subtle variations in the Moon's gravitational field using twin spacecraft.

The museum curator carefully catalogued the ancient grailes before the exhibition opened.

In the manuscript, the pilgrim pleads for guidance to find the graile that promises redemption.

For many researchers, curing Alzheimer's and achieving sustainable fusion are the holy grails of modern science.

After years of research, the scientist finally found what he considered the Holy Grail of renewable energy: a cheap, efficient battery.