Hotel Riverside, Riverside Inn, The Inn at Riverside, and simply the Riverside: Since it opened in May 1887, locals and guests at the Cambridge Springs hotel in northwestern Pennsylvania have known her by all of these names. She was the first before all other eleven hotels and over thirty cottages that were to follow during the mineral water boom years of the 1880-1920's. She was the last to still serve as a hotel in the community and in the grandest...