Humming bug

Yesterday I visited the Busan Museum. Half of it is closed for renovation, naturally. The other half tells about the invasion by the Japanese in the late 1400's and their demand for trading rites in the late 1500's. it seems that history repeats itself, although that wasn't mentioned at the Modern History Museum, that I could see. 
Next door is the Cultural Centre set in handsome gardens with classical music playing. There I spotted a tiny (3/4 ins) hummingbird feeding on the P. virginiana nectar. But when I looked closer, it had antennae so must be a moth or butterfly. But it had the blurringly fast wing, the upright pose, the tilted up tail of a hummingbird. There was a larger version working the zinnias. I will have to ask the "what bug is that" blog to identify them.

The CC has a great view over the city and the UN Memorial Cemetery of Korea.

 I walked down to look at the UN sculpture garden and discovered a delightful botanic gardens with every thing neatly labelled in Latin and Korean. No English signs anywhere or on the map but this is it: