Byways

Then trembling seized me and, amidst my fear, / what power I know not, but some power unkind / confused my wandering wits, and robbed me of my mind. / For while, the byways following, I left / the beaten track, ah! woe and well away! / my wife Creusa lost me – whether reft / by Fate, or faint or wandering astray, / I know not.

Holmes’ knowledge of the byways of London was extraordinary.

There, in the slum's alleys and byways, hundreds of tiny businesses flourish.