Once back at the pier, take the cross-river ferry back to Pakret and head for the main Chao Praya Express Boat Pier (the same pier where you disembarked earlier).
The city hired the consultant Parsons Brinckerhoff in early 2011 to study the merits of extending the subway, shortly after New Jersey Gov. Chris Christie canceled the planned "Access to the Region's Core" cross-river tunnel project, which was a blow to those who believe the region is hampered by the limited capacity for trains crossing the Hudson between Manhattan and the suburbs.
Meanwhile, in the two under-river tubes that cross between Exchange Place and the World Trade Center, PATH workers have jury-rigged a system of walkie-talkies and train-spotting staffers to get service there running at all.