在以下频道推出： Prime Video、HISTORY Vault、Sling TV
第 1 季，第 6 集: America has a history of building the impossible. Across the nation, a new generation of impressive projects is underway. On this episode: New Tappan Zee Bridge; Los Angeles Subway; New Orleans pump station; Mount Rushmore preservation.
Documentary · 2018年9月1日 · 39 分钟