Swastikas are an ancient symbol of many religions and cultures across the world, and is usually a symbol of sacredness, good, luck, god, and other such meanings. In fact, the name itself comes from a sanskrit word. See https://en.wikipedia.org/wiki/Swastika#Hinduism

You'll see it in much stonework on their temples and other buildings, especially as it does not have the associated stigma in Asia as it does in the West.