The area of Round Lake National Natural Landmark is 153,780.5440512 square meters.
Pyramid Lake is kidney-shaped lake in Jasper National Park in the Canadian province of Alberta. It lies at the foot of Pyramid Mountain, a natural landmark that overlooks the town of Jasper.
That would be Crater Lake.
There are many; the Eiger, the Matterhorn, Lake Lucerne.... etc etc etc
The address of the Lubbock Lake Landmark is: 2401 Landmark Ln, Lubbock, TX 79415
The address of the Avon Lake Landmark Preservation Society is: 32770 Lake Road, Avon Lake, OH 44012-1563
The phone number of the Lubbock Lake Landmark is: 806-742-1116.
Before reaching the Panama Canal, one notable landmark is the Gatun Lake. This artificial lake was created as part of the canal's construction and serves as a crucial waterway for vessels transiting the canal. The lake is surrounded by lush rainforest and is home to diverse wildlife, making it both a significant engineering feat and a natural attraction.
The web address of the Lubbock Lake Landmark is: http://www.depts.ttu.edu/museumttu/LLL/index.html
Lake Michigan is a huge lake.
The natural resources in Yellowstone National Park are Old Faithful, Geysers, Yellowstone Lake, Hot Springs, and Valleys.
The Mormon Tabernacle
Well not so much a landmark as such but there is Lake Chad towards the south west of the country!