Reconstructed based on the location of over 1,300 Irish castles and their historically associated clans and/or families. Place the cursor over the area of the map that you wish to explore. Copyright of Dr.

Details the precise location of over 1,300 castles. The map also details the name of each castle, geographical co-ordinates and its historically associated clan/family.

Each surname is positioned in the location where farmers (Catholic/head of household) concentrated in early census data (the most common spelling is detailed). Surnames are colour coded to denote ethnicity.

Each surname is positioned in the location where Protestant farmers (male/heads of household) concentrated in early census data. The most common spelling is detailed in each location.

The map details the location of Viking-associated surnames, towns, and placenames. PLUS the location of Irish Origenes identified Viking Y-DNA Case Studies. Place the cursor over the area that you wish to explore.

Details the precise location of nearly 1,000 castles. The map also details the name of each castle, and its historically associated clan/family. Place the cursor over the area that you wish to explore.

Reconstructed based on the location of nearly 1,000 Scottish castles and towerhouses and their historically associated clans and families. Place the cursor over the area that you wish to explore. Copyright of Dr.

Each surname is positioned in the location where farmers concentrated in early census data (the most common spelling is detailed). Surnames in red font are associated with a solitary Scottish location.