Belmond, a global collective of luxury hotels, train tours, and river cruises, has enhanced its already elegant escapes by adding new, distinctive rail destinations, sparkling amenities, and a bit of theatrics. Launched June 2, Belmond offers train service between London and Berlin aboard the Venice Simplon-Orient-Express. The overnight journey—with a starting price of $3,432 per person—includes breakfast, a Bellini brunch, a three-course lunch, and a four-course dinner while crossing the English Channel and p…