I think I read somewhere that water shoes were recommended at DC, but now I can't find it. Does anyone know? I need to purchase some for everyone before we go if they are a good thing to have. We have flip flops for walking around the park, but we can't swim in those .... 
Thanks!

Thanks!

They look like tennis shoes but are made to get wet. They are Land's End and I purchased mine at Sears but you can also order them from the catalogue or online. I think they were around $25-$30 (which is a stretch for me!) but I really liked them and they have come in very handy. You don't have to just wear them in/for water. I wear them when I want a 'tennis shoe' but don't want my traditional tennis shoe. I think I got them before our last 