Join the Children's Tumor Foundation's virtual step challenge to take 2.5 million steps for the 2.5 million people living with neurofibromatosis worldwide, while lighting 50 iconic landmarks blue and green.

Shine a Light Challenge includes:

Light up 50 landmarks blue and green

Invite friends and family to join your team to collectively reach your step goal

Join another person's team

Step counter to track your 2.5 million steps

Syncs with Apple watch, iPhone, iPad

Make a donation to the Children's Tumor Foundation