Wanderlust World Wanderlust World Southend-on-Sea is a coastal city and unitary authority area in the ceremonial county of Essex, on the southeastern coast of England. It sits at the northern side of the Thames Estuary, where the River Thames meets the North Sea.
A classic British seaside resort, Southend is famous for its pleasure pier (the longest in the world), sandy beaches, and adventure park, making it a popular day-trip destination from the capital.