If you’re into this whole “climate change threatens coastal ecosystems” thing (and you should be, because, you know, science and all that), Climate Central has an interactive map that shows how sea-level rise could affect coastal areas.
Here’s Houston, Texas with a one-foot rise in sea levels:
And here it is with a ten-foot rise:
It has an embed feature that I don’t totally understand, but maybe it’ll let you play around with the map from here…
Photo credits: See here for license information.