In its freshly and painstakingly restored Victorian exhibition palace Rome has done herself proud with the sumptuous and deeply explorative retrospective of one of the most respected masters of our era.

The American painter Mark Rothko (1903-1970), born in Russia, in his maturity painted sheets of shimmer, curtains of solemn colour. The effect of colour on our sense is a mystery. Throughout time humans have shown it to fellow humans, a gift from the gods. In Sienese art, in Fra