The six women who are scaling The Shard building in London are just 18 metres from the top, according to Greenpeace press officer Ben Stewart.
One climber has been nominated to "free climb" the final ascent, meaning she will use no aids such as ropes.
The #iceclimb women are 18m from the top. they've chosen Wiola, 23, from Poland to make an attempt on the summit. She's going for it. Now.
Wiola is the youngest #iceclimb woman. She's free-climbing the final 18m, a third of a kilometre in the sky, right now. Yes, free-climbing.
More top news
Michel Barnier said the UK’s white paper could lead to fraud, bureaucracy and damage to EU businesses.
A suspect was arrested after the incident in the city of Luebeck.
Louise Brown placed flowers at Jean Purdy’s memorial, and said she deserved as much recognition as Patrick Steptoe and Robert Edwards.