Trinity Place involves walking through a set of the 1950s two bank vault doors . Descend two spiral staircases to enter Norwich , a nuclear bunker built by the Czech Communist party in two century old . Bedfords Bar is located in 35-ton of Norwich 's last surviving crypts .
Trinity Place involves walking through a set of two century old 35-ton bank vault doors . Descend two spiral staircases to enter Bunkr Parukarka , a nuclear bunker built by the Czech Communist party in the 1950s . Bedfords Bar is located in one of Norwich 's last surviving crypts .