Large graffiti carved at Arches National Park in Utah

SALT LAKE CITY (AP) — Rangers at Utah’s Arches National Park were investigating large graffiti Thursday that was carved so deeply into a famous red rock arch that it might be impossible to erase, officials said.
The carvings discovered earlier this month measure about 4 feet across and 3 feet high, park Superintendent Kate Cannon said.
The vandalism is part of a “tidal wave of graffiti” at Arches and other national parks in recent years, she said.
Two years ago, at least