New Braunfels Texas Non-Profit. Well-Being for Life! McKenna Legacy Foundation: The McKenna Legacy Foundation exists to advance the well-being of the New Braunfels community McKenna New BraunFit Gym: New BraunFit was created to promote activity and wellness in body, mind and spirit. McKenna Children's Museum: Discover a world of art and creativity, science and technology, culture, health and history. McKenna Events Center: Welcome to the McKenna Events Center – conveniently located in the heart of New Braunfels, Texas.