Possible Clues:

• Garden structure
• Lattice structure
• Take back ledge after three Italian climbers train on it
• Round about lakes, it's where climbers are trained
• The tiller's broken to make a lattice
• Good place for some climbers
• Tell sir about latticework in the garden
• Still worried about engineers providing a framework for growth
• Mounting one is overlooked in less sensible time frame
• Count lives across river - it's used for training