Challenge Events

Run or swim with Whisper's Magical Children's Hospital 🏆

As a high-impact charity, Whisper offers you and your supporters a cause worth supporting, where even small donations can be life-changing ✨

Whisper has charity places for the following events:

Swim Serpentine 2025

A fun open water swimming event 🦆 in London's Hyde Park, with various distances available.

Date: Saturday 20 September 2025

A scenic 10K run through central London.

Date: Sunday 28 September 2025

Southwest England's biggest fundraising event in historic Bath.

Date: Sunday 15 March 2026

Date: Sunday 12 April 2026

Credit: DanHuddleston CC-BY-SA-4.0

Date: Sunday 26 April 2026