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Slices of U.S. history are around every corner in this gritty old port town centered around a redeveloped Inner Harbor: the same one where the original "Star-Spangled Banner" defiantly flew over Fort McHenry in 1814.
Fairy tales come true and history comes alive in Germany's "brightly coloured town by the Harz", with a magnificent medieval castle and charming, timber-framed old town at its heart.
Left-hand traffic, Imperial units, unfamiliar street markings, congestion fees — British traffic has some surprises for everyone.
Collaboration of the month: