Hidden Treasures is a stroll along both sides of the River Thames with an added twist. As you walk the guide will reveal some of the secrets that lie beneath the streets and under the river.
Meet outside the left luggage office at exit 6 of Waterloo's mainline station.
Part of the Walk London Autumn Ambles weekend of free guided walks backed by Transport for London.
Related website: www.walklondon.org.uk