Though plans for a border wall – a literal barricade dividing the U.S. and Mexico – are moving forward, the vision for a property just south of the existing border fence strives to connect Tijuana and San Diego more than ever by becoming a hub for where people from both sides of the border can live and work.

Both Tijuana Mayor Juan Manuel Gastélum and San Diego Mayor Kevin Faulconer have made public statements on the importance of strong ties between our cities and nations. But neither has taken a strong stance against the actual policies causing the economy and security of both cities to crack and fray.

Immigration to the U.S. from Mexico might soon slow even without a wall, but companies are clamoring to build one anyway. Plus: More violence in Tijuana, ongoing fallout over the sewage spill, journeying to the U.S. in video game form and more in our biweekly roundup of news from the border.

There’s been an uptick in art projects happening at the border now that President Donald Trump is in office. With so much attention on the border, it’s worth taking a quick look at some of the art that’s attempted to tackle the prickly issues surrounding it. Here are 20 instances of gutsy, controversial art that has explored the border.