This classic stone bridge with five arches and parapet was designed in 1774 by James Paine to replace the old ferry. It was widened in 1937. At the north end there is a milestone in the shape of an obelisk. A staircase allows you to descend to the towpath that is the setting for attractive walk along the river downstream of the Terrace Gardens.

During the emigration, Rosalie Duthé, former mistress of the Comte d'Artois and of Perrégaux the banker, lived in a small house here. The street still has several 18C houses: No.7, No.21, occupied by the Michael Faraday Laboratory and Museum, and No.50, seat of the venerable John Murray publishing house.

The exhibition extends over three storeys called the «launch zone», the «planet zone», and the «space zone». It uses the Digistar II projector with the most advanced technology. With the aid of information, computer simulations, videos and interactive stands, the evolution of astronomy as well as cosmic phenomena are explained; the Sun, the galaxies the planets the stars... the short film Cosmic perceptions (30 mins) is shown in the Planetarium Dome.

A major shopping street known for its fashion boutiques, antique shops restaurants and pubs. Discover, at No. 135, the Antiquarius Centre, an arcade with many antique shops; at No. 152, The Pheasantry, a former 18C pheasantry; the Old Town Hall, the town hall from 1885 to1907; at No. 211, Argyl House, built in 1723 by the Venetian Giacomo Leoni and at Nos. 245-253, the Chelsea Antique Market, a marketplace for antiques.