Interactive New Orleans map shows where to find a Port-O-Let during Mardi Gras _lowres

Advocate staff photo by ELIOT KAMENITZ-- The Knights of Chaos parade uptown with 225 members including the captain and his lieutenants of horseback along with 16 floats to the theme "Chaos Theory" in New Orleans, La. Thursday, Feb. 4, 2016. The club members tossed float-specific and lighted throws.

If you go to New Orleans ... you might need to go.

That's where this Port-O-Let map will come in handy for Mardi Gras revelers who face the sometimes challenging task of finding a restroom.

The city, which provides more than 650 portable toilets that are free to use, is making it easier than ever to find them.

Not seeing the map? Follow this link.