Whether you’re planning on holding your big day in your parent’s backyard, on a sprawling farm, park or in a local vineyard, there’s no denying the charm of a picturesque outdoor wedding. In fact, outside wedding ceremonies and receptions are quickly becoming one of this year’s biggest wedding trends. And yet, after couples book their caterer, DJ, photographer, tent, tables and decor, bathrooms are one of the last thing anybody thinks about.