There also exist strollers that double up as a car-seat without any extra attachment needed [1]. I've used it travel with baby via night train to a far away lan

There also exist strollers that double up as a car-seat without any extra attachment needed [1]. I've used it travel with baby via night train to a far away land where we got a rental car for shorter trips. [1] https://www.shopdoona.com/products/doona-car-seat-stroller-classic-collection https://www.shopdoona.com/products/doona-car-seat-stroller-c...