Cafe in the Crypt. This central London café is the perfect place to escape from a busy day out in the capital. Whether taking a break from the office or the tourist trail, the Café’s location in the heart of Trafalgar Square makes it easy to find andits new glass pavilion entrance is fully accessible. Once inside the Crypt there is a warm welcome awaiting you with beautiful 18th century architecture brick-vaulted ceilings, historic tombstones beneath your feet and delicious home-cooked food to feast your eyes and stomach on. They are also Jazz night every Wednesday.