The Boys of the Lough were one of the first instrumental Celtic groups to tour the world.

Deverrian belongs to the Celtic group of the Indo-European language family.

Typically, celtic groups are sister groups to a roman legion.

Across just one Celtic group.

By more than one Celtic language population belonging to different Celtic groups.

A beautiful song from this Celtic group.

There are also associations found within Celtic groups.

No Celtic group employed a regular military as we would understand it.

Clannad is an Irish folk and Celtic musical group.

The club was founded in 1887 for the Irish and other Celtic groups in the city.