A hydrogen fuel-cell concept, which might be on the roads in a couple of years. Hope someone makes a nicer-looking one, but it is expected to have 1,000km range:

https://www.grove-auto.com/obsidian

And here's an aircraft designed to use liquid hydrogen fuelling:

https://newatlas.com/alakai-skai-brian-morrison-interview/60032/

https://www.flickr.com/photos/jonathanjenkins/