Small Group Retreats Choose from the retreat options below. Our retreats are designed to give you the tools needed to best manage your child’s lymphedema. Small Groups Pay Deposit For Retreat $200.00 Zumbro Falls, MN June 19th-23rd, 2025 $699.00 Zumbo Falls, June 19th-23rd, 2025 $200.00 Coming Soon! $449.00