Matsudaira spent some 20 years planting the majestic cryptomeria cedars on the grounds of the shrine and along the 64-km (40-mile) avenue of approach.
Cedar trees were planted on the shrine's grounds.
mnli hypothesis: Cedar trees were planted on the shrine's grounds. premise: Matsudaira spent some 20 years planting the majestic cryptomeria cedars on the grounds of the shrine and along the 64-km (40-mile) avenue of approach.