Explore Earth's Amazing Physical Features
Select a landform topic to explore
• Mountain: Elevated land rising at least 2,000 feet above surrounding area.
• Valley: Low area between hills or mountains, often with a river.
• Plain: Large flat area of land with gentle slopes.
• Plateau: Flat elevated area—like a mountain with a flat top.
• Canyon: Deep valley with steep sides, carved by water.
• Delta: Triangle-shaped land formed where a river meets the sea.