Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: Thousands of Victorian jam jars and pickle pots have been discovered beneath a former nightclub during the building of Crossrail, it has emerged.

Crossrail dig unearths 13,000 Victorian jam jars