Edinburgh is Scotland's storied sentinel, where craggy castle crags crown volcanic spires and the Royal Mile's cobbles echo with Jacobite laments and ghost tours' gleams. It's a city of contrasts—Arthur's Seat's wild windswept wilds crashing against Princes Street's polished panes,

London is the world's grandest crossroads, where Big Ben's chimes mingle with the Thames' tidal murmur and red buses weave through centuries of stone and steel. It's an empire in effervescent motion—Tower ravens croaking over Crown Jewels, Westminster whispers of