Environmental Protection Agency Administrator Lee Zeldin is canceling a year-old museum dedicated to the EPA’s history — citing its $315-per-visitor cost to operate. The museum is located on the ground floor of the environmental agency, but recorded very little foot traffic, despite its prime location just a block north of the Smithsonian’s Natural History and American History museums on the National Mall. “The scarcely visited museum cost a whopping $4 million taxpayer dollars to build in accordance with Smithsonian standards and more than $600,000 annually to operate,” an EPA official said. “It had less than 2,000 external visitors between May...