The Duquesne Incline, a funicular that opened in 1877, carries passengers up Mount Washington in Pittsburgh, Pennsylvania.
2025-10-31 1087词 困难
With its strong blue-collar heritage, Pittsburghers love a challenge like the annual Dirty Dozen bike race, which requires competitors to pedal 13 grueling cobblestoned hills. Or for a less intense challenge, go hiking within sight of downtown skyscrapers in Emerald View Park.
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