We bought a family membership to the gardens this year, so we’ve been going a little more often. I took lots of pictures this time. Molly went last summer and played with the boats, but this was the first time I’d seen them.
This is an absolutely brilliant way to store excess energy from renewable sources. https://hardware.slashdot.org/story/19/12/07/0139213/scientists-propose-using-mountains-to-build-a-new-type-of-battery-for-long-term-energy-storage