Pera Velimirović, built in 1908. Two-floor house was designed by Jovan Ilkić for prime minister Petar Velimirović. Despite the house was placed under the preliminary protection as the future cultural monument, it was demolished in June 2020 by the private investors. Public and architects were outraged, director the Institute for the Protection of Cultural Monuments claimed that the investors had no green light to do it, other members of the Institute stated that the director issued the permit for demolition on her own breaking the law, but the building was leveled to the ground anyway to make room for the generic commercial building. In December, the same investor demolished another, even older house from the 19th century, on the lot adjoined to the already demolished building. In September 2020, city announced plan for tearing down the entire block bounded by the Krunska, Smiljanićeva, Kneginje Zorke and Njegoševa street. It covers . Demolition of the old buildings, including the Museum of Natural History, was planned, which were to be replaced with the modern, much higher residential-commercial buildings. After strong negative public, experts' and political reaction, only few days later city administration abandoned the plans. City then suggested to the government to protect this specific block, which the government did in April 2021, declaring this part of Krunski Venac a spatial cultural-historical unit. The neighborhood was described as specific, with authentic appearance of ground floor houses, which were built at the same time (early 20th century) and in the same style. As such, they make a "harmonious ambiance and priceless heritage and testament" in development of Belgrade. Number of appeals and pressure by the local heritage organizations, and celebrities and public figures grew by the end of 2021, pressuring the government to stop dragging the decision on extending protection to the entire Krunski Venac area. The motion was held by the government for months. Despite the protection, construction in Topolska continued, while in August 2022 city restored the plan for the demolition in the Krunska-Smiljanićeva-Kneginje Zorke-Njegoševa section, and construction of higher buildings. The plan was opened for public insight but was abruptly withdrawn the next day. Landmarks Nikola Tesla Museum The Nikola Tesla Museum is located in the neighbourhood. On 12 July 2007 Tesla's fountain was opened on a lawn outside the Museum, marking the 115th anniversary of the "Belgrade Waterworks", the city's official plumbing and sewage company. It was made after