Sand that filled up a skate park in San Clemente was meant to keep people away during the coronavirus shutdown.
But it's attracted a different crowd now - dirt bikers.
He filmed the dirt bike riding and skateboarding and posted it on Instagram and YouTube.
Ericsson told a television station in San Diego kids are cooped up and just want to have some fun.
Parks run by the city are closed during the COVID-19 pandemic.
A skate park in Venice Beach was recently filled with sand to keep people away