ArchitectureArchitecture, IndustrialImperialismInfrastructure (Economics)Sugar tradeSugarcane industrySugar factoriesShippingHydroelectric power plantsWarehousesUnited Fruit CompanyNiagara Falls Power Company
City planningHurricane Sandy (2012)Waterfronts--Environmental aspectsClimatic changesUrban heat islandTrees in citiesHousing--PlanningNew York (N.Y.). Department of Housing Preservation and Development
Historic sites--Interpretive programsHistoric sites--ManagementCemeteries--ManagementGreen-Wood Cemetery (New York, N.Y.)Laurel Hill Cemetery (Philadelphia, Pa.)
Irish AmericansIrish Americans--Social life and customsIrish Americans--Social conditionsWorking class Irish AmericansIrish American CatholicsSkilled laborNineteenth centuryHistory