The photos

Steve McClure climbing at Raven Tor, UK.
© Alastair Lee

Citadel by Alastair Lee
© Alastair Lee

The cave Cuevo Autana
© Alastair Lee

The marvellous view from Cuevo Autana
© Alastair Lee

Cerro Autana, new route The Yopo Wall in Venezuela
© Alastair Lee

Cerro Autana, new route The Yopo Wall in Venezuela
© Alastair Lee

Leo Houlding
© Alastair Lee

Cerro Autana, new route The Yopo Wall in Venezuela
© Alastair Lee

Cerro Autana, new route The Yopo Wall in Venezuela
© Alastair Lee

Cerro Autana, new route The Yopo Wall in Venezuela
© Alastair Lee

Cerro Autana, new route The Yopo Wall in Venezuela
© Alastair Lee

The Cuevo Autana cave which served as a bivouac
© Alastair Lee

Jungle belay on Cerro Autana, Venezuela
© Alastair Lee