Prinsengracht The canals served for defense, h2o management and transport. The defenses took the shape of the moat and earthen dikes, with gates at transit factors, but usually no masonry superstructures. The CTrain is amongst the continent's busiest, carrying 270,000 passengers for each weekday and roughly half of Calgary downtown https://tire10875.governor-wiki.com/850748/detailed_notes_on_service