Slowly pouring small gravel stones and debris onto a pile of bricks, concrete and blocks 3

Drop, Drops, Dropping, Dropped, Rock, Stone

Drop, Drops, Dropping, Dropped, Rock, Stone

Drop, Drops, Dropping, Dropped, Rock, Stone, Impact, Hit, Hits, Hitting

Drop, Drops, Dropping, Dropped, Rock, Stone, Impact, Hit, Hits, Hitting

Drop, Drops, Dropping, Dropped, Rock, Stone, Impact, Hit, Hits, Hitting

Drop, Drops, Dropping, Dropped, Rock, Stone

Drop, Drops, Dropping, Dropped, Fall, Falls, Falling

Drop, Drops, Dropping, Dropped, Fall, Falls, Falling

Drop, Drops, Dropping, Dropped, Fall, Falls, Falling

Drop, Drops, Dropping, Dropped, Fall, Falls, Falling