- England
- Scotland
- France
- Holland
- Germany
- Italy
- Spain
- Portugal
- USA
- China
- Japan
- India
- Iran
- Advice
- Gardens
- England
- Scotland
- France
- Holland
- Germany
- Italy
- Spain
- Portugal
- USA
- China
- Japan
- India
- Iran
- Advice
- Garden Tours
A Vault is an arched covering in stone or brick or other material.