PHOTOS: Congressional panel tours Chaco Culture National Historical Park

U.S. Rep. Deb Haaland, D-NM, sits at an overlook, Sunday, April 14, 2019, at Pueblo Bonito in Chaco Culture National Historical Park.

Pueblo Bonito is pictured, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

A cow grazes, Sunday, April 14, 2019, shortly outside of Chaco Culture National Historical Park. U.S. Reps. Ben Ray Lujan and Deb Haaland have introduced a bill that would prevent new oil and gas developments within 10 miles of Chaco Culture National Historical Park.

U.S. Rep. Ben Ray Lujan takes a picture of Pueblo Bonito, Sunday, April 14, 2019, during a tour of Chaco Culture National Historical Park.

At front, Navajo Nation President Jonathan Nez and U.S. Rep. Raul Grijalva, D-Ariz., walk along the Pueblo Bonito trail, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

U.S. Reps. Deb Haaland and Ben Ray Lujan speak with Navajo Nation President Jonathan Nez, Sunday, April 14, 2019, during a field hearing at Chaco Culture National Historical Park.

Pueblo Bonito is pictured, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

U.S. Rep. Deb Haaland, D-NM, takes pictures of fossils on a rock, Sunday, April 14, 2019, during a tour of Pueblo Bonito at Chaco Culture National Historical Park.

From left, Rep. Deb Haaland and Rep. Ben Ray Lujan, Aztec Mayor Victor Snover and Rep. Alan Lowenthal listen to Chaco Culture National Historical Park Chief of Interpretation Nathan Hatfield, Sunday, April 14, 2019, during a tour of Pueblo Bonito at Chaco Culture National Historical Park.

Navajo Nation President Jonathan Nez speaks, Sunday, April 14, 2019, during a press conference at Chaco Culture National Historical Park.

U.S. Rep. Ben Ray Lujan participates in a press conference, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

Navajo Nation Vice President Myron Lizer speaks, Sunday, April 14, 2019, during a press conference at Chaco Culture National Historical Park.

U.S. Rep. Deb Haaland, D-NM, examines fossils on a rock in Pueblo Bonito, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

U.S. Rep. Alan Lowenthal, D-Calif., speaks, Sunday, April 14, 2019, during a press conference at Chaco Culture National Historical Park.

A kiva at Pueblo Bonito is pictured, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

U.S. Rep. Ben Ray Lujan participates in a press conference, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

A park employee holds a macaw feather similar to ones found in Chacoan archaeological sites, Sunday, April 14, 2019, at Pueblo Bonito in Chaco Culture National Historical Park.

U.S. Rep. Raúl Grijalva, D-Ariz., speaks, Sunday, April 14, 2019, during a press conference at Chaco Culture National Historical Park.

U.S. Rep. Deb Haaland, D-NM, walks along a wall at Pueblo Bonito, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

Navajo Nation President Jonathan Nez speaks, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

U.S. Rep. Ben Ray Lujan, D-NM, walks through Pueblo Bonito, Sunday, April 14, 2019, during a tour of Chaco Culture National Historical Park.

U.S. Rep. Deb Haaland, D-NM, tours Pueblo Bonito, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

U.S. Rep. Alan Lowenthal stands in a plaza at Pueblo Bonito, Sunday, April 14, 2019, during a tour of Chaco Culture National Historical Park.

Pueblo Bonito is pictured, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

Chaco Culture National Historical Park Superintendent Denise Robertson speaks, Sunday, April 14, 2019, at Pueblo Bonito in the national historical park.

Rep. Raúl Grijalva, D-Ariz., visits Pueblo Bonito, Sunday, April 14, 2019, during a tour of Chaco Culture National Historical Park.

U.S. Rep. Deb Haaland, D-NM, speaks, Sunday, April 14, 2019, during a press conference at Chaco Culture National Historical Park.

Chaco Culture National Historical Park Superintendent Denise Robertson stands in front of a kiva at Pueblo Bonito, Sunday, April 14, 2019, at Chaco Culture National Historical Park.

Pueblo Bonito is pictured, Sunday, April 14, 2019, at Chaco Culture National Historical Park.