The âBlunderbussâ shotguns mounted on the keelboat can be seen on the rails on either side of Pierre. Another view of the main deck of the keelboat. A closeup of the one-pounder cannon mounted on the bow of the keelboat.
Swollen feet can also be a sign of an underlying condition such as heart, kidney, or liver failure. These conditions produce excess fluids in the body. Other conditions that may cause swollen feet include: Blood clots.
Among the possible causes for swollen feet. 1  Serious condition of the kidney, heart, liver or blood vessels. 2  Varicose veins or inflammation of the veins (phlebitis). 3  Trauma, such as an ankle sprain. 4  Poor diet that's high in salt and carbohydrates.  Sodium retention.