Sagano scenic train
https://gyazo.com/74137eaac06b9187cf19bafb970ed518
N35.0165599,E135.6718159,Z17 Torokko+Arashiyama+Sta.
This is a train you can ride just to enjoy beautiful nature views.
It's very popular so you need to reserve well in advance.
Especially around November when the Maple leaves turn red, it's the best time to go but also the hardest to reserve.