President Joe Biden Oct. 13 restored two sprawling national monuments in Utah, reversing a decision by President Donald Trump that opened for mining and other development hundreds of thousands of acres of rugged lands sacred to Native Americans and home to ancient cliff dwellings and petroglyphs.President Joe Biden Oct. 13 restored two sprawling national monuments in Utah, reversing a decision by President Donald Trump that opened for mining and other development hundreds of thousands of acres of rugged lands sacred to Native Americans and home to ancient cliff dwellings and petroglyphs.