List of National Natural Landmarks in Montana

From List of National Natural Landmarks, these are the National Natural Landmarks in Montana. There are 10 in total.

	Name	Image	Date	Location	County	Description
1	Bug Creek Fossil Area		01966-01-011966		McCone	Produced abundant remains of small, Cretaceous mammals.
2	Bridger Fossil Area		01973-01-011973		Carbon	Contains fossils of Deinonychus antirrhopus.
3	Cloverly Formation Site		01973-01-011973		Big Horn	Contains early Cretaceous vertebrate fossils.
4	Capitol Rock		01976-01-011976		Carter	A remnant of the once continuous blanket of Tertiary deposits that covered much of the Great Plains.
5	Glacial Lake Missoula		01966-01-011966		Sanders	Contains the best examples of giant flood ripples in the North American continent.
6	Hell Creek Fossil Area		01966-01-011966		Garfield	The type locality for Tyrannosaurus rex, Ankylosaurus magniventris, and Brachychampsa fontana fossils.
7	Middle Fork Canyon		01977-01-011977		Gallatin	An outstanding example of a canyon cut across the grain of the geologic structure by a superposed stream.
8	Medicine Lake Site		01980-01-011980		Sheridan	An exceptional example of the processes of continental glaciation, including till, outwash, eskers, kames, and terrace deposits.
9	Red Rock Lakes National Wildlife Refuge		01966-01-011966		Beaverhead	A series of relatively undisturbed, high-altitude ecosystem types representative of pre-European settlement conditions.
10	Square Butte (mountain)		01980-01-011980		Chouteau	One of the best examples of banded magmatic rock in the United States.