In 1988, Mr. Greenwood visited BASF in Ludwigshafen where BASF's headquarters is located.
Now the world's population was supported by the ammonia synthesis technologies developed by this company. The first reactor used for commercial operation is exhibited just in front of guesthouse. It looks like a cannon. It is also impressive to fined Japanese Urea synthesis technology there.
After business, he visited Heidelberg near Ludwigshafen.
Ruin of old castle is seen beyond the bridge
River view from old castle
Heidelberg from the castle