Structure topped with a keystone; or, a curved part of a foot

Let's find possible answers to "Structure topped with a keystone; or, a curved part of a foot" crossword clue. First of all, we will look for a few extra hints for this entry: Structure topped with a keystone; or, a curved part of a foot. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.