A natural arch, also called a natural bridge or rock arch, is a landform in which an opening has formed beneath an arch of rock, most commonly where an inland cliff, a coastal cliff, a rock fin or a sea stack is worn away by erosion from the sea, a river, or ordinary weathering.
Reader Challenges (0 open reader challenges)
No disputes yet. Spotted an error or a better source? Open the first one.
Sign in to dispute this or suggest a correction.
View At A Past Year
The atlas records no dated fact of its own for this entry, so there is no other year to choose.