Rain chains are a stylish alternative to downspouts. When water empties out of the gutter, it clings to the chain until it reaches the ground. A catch basin lets it gently spill over to prevent erosion. via : my home my style
Great idea for a curved pergola. Natural curves like drift wood or garden prunings to make a flowing leading the eye design. Witch Garden: ~ Living tunnel in Furzey Gardens, Hampshire, England (by Steve Franklin).