>>78
晴海の先の橋は渡れますよ。

http://maps.google.com/maps?f=q&source=s_q&hl=ja&geocode=&q=%E6%99%B4%E6%B5%B7&sll=35.581502,139.780625
&sspn=0.001108,0.001725&ie=UTF8&ll=35.653186,139.784315&spn=0.002214,0.003449&z=18&layer=c
&cbll=35.652488,139.784125&panoid=ti6Y-1f5ROBSMnfgfpLkbw&cbp=12,149.98,,1,4.19

さすがに城南島のトンネルは歩行者禁止だろうけど。