noun which may take the genitive case particle 'no'
transcontinental
Used as a no-adjective to describe things that cross a continent, such as railways, flights, or journeys.
大陸横断鉄道の建設は国の発展に大きく貢献した。
The construction of the transcontinental railway greatly contributed to the nation's development.
彼は大陸横断の旅に出た。
He set out on a transcontinental journey.
Compound of 大陸 (continent) + 横断 (crossing).