21.   The university remains closed with rocks and debris blocking the entry to sprawling Ciudad Universitaria campus, which resembles a ghost town.

22.   U.N. officials said that despite the recent opening of a border crossing with Uzbekistan, the route remains effectively closed to food trucks.

23.   While the mall remains closed, Leonard is looking for a new location for her shop.

24.   Only the President of the US can use it and the gate remains closed most of the time.

25.   A swimming ban at Sylvan Beach has been lifted, but the Verona Beach State Park remains closed over health concerns following a sewage spill last week.

26.   China has initiated economic reforms and opened its doors to the outside world, but North Korea remains closed.

27.   Ganden remains closed, and several other monasteries and temples were reportedly shut for a period after monks and nuns clashed with security forces.

28.   Residents go about their daily lives, and police direct traffic at major roundabouts, but the border with neighboring Rwanda remains officially closed.

29.   That building remains closed for cleaning with chlorine dioxide gas.

30.   The border remains closed to refugees, but many slip through on side roads or mountain tracks.