centrepiece

noun

1. An ornament to be placed in the centre, as of a table, ceiling, etc.
2. A central article or figure.

   “Below is the deep abyss of the Lauterbrunnen valley, and at its head a stately semi-circle of mountains, with the pyramidal Lauterbrunnen Breithorn as the centre-piece.”

   “A small bottle of sparkling Rhineland wine was the centrepiece; beside it was a large marzipan pastry topped with strawberries.”

   “Bridge SAC66 has its place in railway history as the centrepiece of the battle to save the Settle-Carlisle Line from closure in the 1980s. For SAC66 is better known as Batty Moss (or Ribblehead) Viaduct - the magnificent, Grade 2-listed, 24-arch structure that strides over the pockmarked ground between Ribblehead station and Blea Moor signal box.”