Three hours of classical sparkle

This week, Sarah Walker weaves together a playlist that sets up a musical adventure spanning landscapes in central Asia, Rome and Czechia - via a pitstop in a blacksmith's smithy.

Sarah also heads off to Iceland for this week’s Choral Reflection with music by Anna Thorvaldsdottir, sung by the Schola Cantorum Reykjavicensis.

There’s also music by the astronomer-composer William Herschel, expressive piano music from Dora Pejačević, a movement from Mozart’s elegant Concerto for Flute and Harp, while Respighi’s Pines of Rome provides a vivid orchestral centrepiece.

Also, with thousands of runners pounding the streets of central London for today’s marathon, Sarah laces up her musical trainers…

A Tandem Production for BBC Radio 3.