The Castle you can see here at

http://www.babybox.ru/BoxItem.asp?Catalog=78&id=33509

Egyptian tomb can be seen here at

http://chapmeitoys.proboards62.com/...play&thread=837

Mechanical chain base here at

http://www.starshipmodeler.biz/inde...FTOKEN=15251437

And size can be seen at my dio pic here, shameless plug that's 4 sets joined together to make the room
http://www.joedios.com/dioramas/sho...&searchid=30616