Twilight Struggle
"Twilight Struggle" was the highest-ranked game on BoardGameGeek from December 2010 to January 2016. As of August 2018, the board game occupies a fifth spot. Being released in 2005 it is the oldest board game in the overall top 10 ranking.
Salamis Island
The oldest known counting board was discovered on Salamis Island in 1899. It is thought to have been used by the Babylonians in about 300 BC and is more of a gaming board rather than a calculating device. It is marble, about , and has carved Greek symbols and parallel grooves.