Hôtel Lambert

The Paris Institute for Advanced Study (Paris IAS, or Institut d'études avancées de Paris) is an international research center that offers fellowships to researchers from all over the world in the field of humanities and social sciences. It is also open to other disciplines, in particular the life sciences, for projects in dialogue with the humanities and social sciences. The institute was designed to foster high level research, international and interdisciplinary exchanges and the development of new methods and research objects. The Paris IAS hosts yearly an average of twenty five researchers for stays of five to ten months.

The Hôtel de Lauzun is a 17th-century hôtel particulier, or private mansion, located on the Quai d'Anjou of the île Saint-Louis in the 4th arrondissement of Paris, France. It is among the few Parisian hôtels that retain their rich carved, painted, mirrored and gilded interiors from the time of Louis XIV.

The Club des Hashischins (sometimes also spelled Club des Hashishins or Club des Hachichins, "Club of the Hashish-Eaters") was a Parisian group dedicated to the exploration of drug-induced experiences, notably with hashish. Members included Victor Hugo, Alexandre Dumas, Charles Baudelaire, Gérard de Nerval, and Honoré de Balzac.

The Pont de Sully (or Pont Sully; French pronunciation: ​[pɔ̃ də syli]) is a bridge across the Seine in Paris, France. In reality two separate bridges, carrying the Boulevard Henri IV, meet on the eastern tip of the Île Saint-Louis in the 4th arrondissement of Paris. The northern part links the island to the rest of the 4th arrondissement on the Right Bank, while the southern part links the island to the Boulevard Saint-Germain in the 5th arrondissement of Paris on the Left Bank. The nearest Metro station is Sully – Morland, located on the Right Bank.

The quai des Célestins runs along the Seine in Paris' 4th arrondissement. The quay, or dock, runs into the quai Henri-IV upstream, and downstream becomes the quai de l'Hôtel-de-Ville.

Saint-Louis en l'Île (French pronunciation: ​[sɛ̃ lwi ɑ̃ l‿il] meaning "Saint Louis on the Island") is a Roman Catholic parish church located at 19 Rue Saint-Louis en l'Île on Île Saint-Louis in the 4th arrondissement of Paris, France.

The Hôtel Hesselin, later known as the Hôtel d'Ambrun, was a Parisian town house (hôtel particulier), erected around 1639 to 1642 for Louis Hesselin to the designs of the French architect Louis Le Vau. It was located on the Île Saint-Louis, on the west side of the rue Poulletier at its intersection with the quai du Dauphin (now 24 quai de Béthune, 4th arrondissement of Paris). The hotel was demolished in 1935 by Helena Rubinstein, who had a new building erected to the designs of the architect Louis Sue.

The Hôtel de Sens (French pronunciation: ​[otɛl də sɑ̃s]) or Hôtel des archevêques de Sens is a medieval hôtel particulier, or private mansion, in the Marais, in the 4th arrondissement of Paris, France. It nowadays houses the Forney art library.

Sully–Morland (French pronunciation: ​[syli mɔʁlɑ̃]) is a station of the Paris Métro, France, named after the Pont de Sully and the Boulevard Morland. The Pont de Sully commemorates Maximilien de Béthune, Baron of Rosny, Duke of Sully (1560–1641), friend and Minister to King Henri IV. It crosses the Seine to the Île Saint-Louis and the Boulevard Saint-Germain. The Boulevard Morland was named after Colonel François-Louis Morlan (called "Morland", 1771–1805), who was killed at Austerlitz, with his body being repatriated in a barrel of rum.

The Forney Library (French: Bibliothèque Forney) is part of the network of heritage and specialized libraries of the City of Paris.

The Pavillon de l'Arsenal is the Paris Center for architecture and urbanism, a center for urban planning and museum located in the 4th arrondissement at 21, boulevard Morland, Paris, France. It is open daily except Mondays; admission is free. The museum building was built in 1878-1879 for Laurent-Louis Borniche, wood merchant and amateur painter, near the former site of a Celestine monastic community turned arsenal. In 1988 it became a center for documentation and exhibitions related to urban planning and the architecture of Paris. Today the museum's activities include operating its exhibitions, publishing reference books on issues related to the daily life of Parisians, and providing a forum for individuals and authorities involved in the city's urban planning. Its permanent exhibit (800 m²) displays Parisian architecture and shows how the city has evolved. Three additional spaces are used for temporary exhibits on topics including housing in Paris, the Paris of Baron Haussmann and of private homes, projects for Paris 2012, and other aspects of French and international architecture.

The Pont Marie is a bridge which crosses the Seine in Paris, France. The bridge links the Île Saint-Louis to the quai de l'Hôtel de Ville and is one of three bridges designed to allow traffic flow between the Île Saint-Louis and the Left and Right banks of Paris. The Pont Marie links the Right Bank and is the counterpart of the Pont de la Tournelle which is built along the same line but serves to connect the Île Saint-Louis with the Left Bank.