1 / 4   Halloween may be weeks away, but it’s already there in Philadelphia, the US. An inflatable installation titled “Sea Monsters HERE” is displayed at a rusting warehouse called Building 61 in the Navy Yard, creating a surreal sense of a huge living creature. /VCG Photo

2 / 4   The temporary sculpture created by UK artists, features 20 huge purple tentacles, each 32 to 40 feet long, “crawling” out of windows and reaching from the rooftop. /VCG Photo

3 / 4   The show is free and open to the public until November 16. According to a media release, the main purpose of the installation is to interject a bit of humor into urban public spaces and make passersby think. /VCG Photo

4 / 4   Social media users have been having a lot of fun with their funny Instagram photos shooting the “monster.” Once the country’s first shipyard, the 215,000-square-foot Navy Yard is now a waterfront business campus, home to 165 companies. /VCG Photo