Ancient Puebla’s secret tunnels.
The Puebla tunnels are a system of tunnels under the Mexican city of Puebla. Long considered to be an just a legend,
They were rediscovered in 2015.
The underground tunnel system is beliveved to date back to 1531. It had been covered for decades, and the archeologist who unearthed the tunnel discovered antiques in the mud.
Today it operates as a museum that doubles as a citywide thoroughfare.