I've got six 512 parcels available, right next to one another, so can be joined if bought together.
http://maps.secondlife.com/secondlife/Myriaps/166/165/118
http://maps.secondlife.com/secondlife/Myriaps/156/164/118
http://maps.secondlife.com/secondlife/Myriaps/157/155/118
http://maps.secondlife.com/secondlife/Myriaps/165/155/118
http://maps.secondlife.com/secondlife/Myriaps/164/140/118
http://maps.secondlife.com/secondlife/Myriaps/153/138/118