Absolutely Delightful
Meters are usually shut down during the winter in towns like this, and this is a beautiful result of that. If you live in a town that has a wet breeze and gets cold enough to snow in the winter, you can find one of these too. Get your closest friends together on the coldest night of the year and search for some parking meters to grab ice off of.
Man Meets Nature
This is much more common than one would think. In fact, this is happening under the surface on pretty much every single tiled sidewalk you've seen. With the exception of industrial cityscapes, roots tend to grow in the way they're directed. If a tree is planted next to a sidewalk, that's the way it'll grow.