Being sick of having to use cache to download Sports Illustrated images, I wrote this quick script for 2011 edition (but changing models name and the '11_' string before filenames and urls will work for past and, hopefully, future editions too)

SI downloader

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
###############################################################################
# Copyright (c) 2011, Gianluca Fiore
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
###############################################################################

__author__ = "Gianluca Fiore"
__license__ = "GPL"
__version__ = "1.0"
__date__ = "20110215"
__email__ = "forod.g@gmail.com"
__status__ = "stable"

import sys
import urllib2
import urllib

UA = 'Mozilla/5.0 (X11; Linux x86_64; rv:2.0b11) Gecko/20100101 Firefox/4.0b11'
BASEURL = 'http://i.cdn.turner.com/si/pr/subs/swimsuit/images/'
DOWNLOADDIR = '/mnt/documents/Maidens/Uploads/si2011/'

MODELS = [ 'shannan-click', 'brooklyn-decker', 'cintia-dicker', 'kenza-fourati',
        'esti-ginzburg', 'jessica-gomes', 'izabel-goulart', 'julie-henderson',
        'damaris-lewis', 'alyssa-miller', 'genevieve-morton', 'hilary-rhoda', 
        'irina-shayk', 'chrissy-teigen', 'kate-upton', 'anne-v', 'jessica-white' ]

def main():
    for m in MODELS:
        # for the 2011 edition the maximum number of images per model is 56
        for n in range(1, 57):
            if n < 10:
                filename = '11_' + m + '_0' + str(n) + '.jpg'
            else:
                filename = '11_' + m + '_' + str(n) + '.jpg'

            url = BASEURL + filename
            req = urllib2.Request(url)
            req.add_header('User-Agent', UA)
            try:
                resp = urllib2.urlopen(req, None)
                with open(DOWNLOADDIR + filename, "wb") as f:
                    f.write(resp.read())
            except:
                pass


if __name__ == '__main__':
    status = main()
    sys.exit(status)