The endemic Galapagos marine iguana (Amblyrhynchus cristatus) in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

Detail of the Plaza de Espana, an architectural ensemble and largest building of the Ibero-American Exposition of 1929, Maria Luisa Park, Seville, Andalusia, Spain, Europe

In Fangar Bay mussels and oysters are farmed. Ebro Delta Nature Reserve, Tarragona, Catalonia, Spain.

The summer Milky Way overhead and through the Summer Triangle stars in July, looking up through trees in Banff National Park at Herbert Lake. Deneb is at top left, Vega at top right, and Altair is at bottom. The bright Cygnus star cloud is obvious. As are the dark lanes in the Milky Way, including the Funnel Nebula at top, aka Le Gentil 3.

Auroral curtains at the zenith, with shades of green and cyan, from the display of September 8, 2018 taken from the Tibbitt Lake site near Yellowknife, NWT.

A horizon-to-zenith panorama of the winter consellations on a March evening as they set into the southwest. Orion is at bottom centre, with his Belt pointing down to Canis Major and up to Taurus. Gemini and Auriga are at top, in this case near the zenith overhead. The bright star clusters, M44, the Beehive, (at left) and M45, the Pleiades, (at right) flank the Milky Way. M45 is embedded in the Zodiacal Light. The star clusters M35 in Gemini and M41 in Canis Major are also visible as diffuse spots, as are several other star clusters. A couple of satellite trails are visible.

A sky-covering aurora on March 14, 2018, as seen from the Hurtigruten ship the m/s Nordnorge, as we sailed south toward Tromsø, Norway.

April 17/18, 2001 aurora, taken from home in Alberta. Looking straight up at zenith.

Auroral curtains converge at the zenith in the evening twilight during a Kp Index 7 night of aurora in Churchill, Manitoba. Blue twilight adds the blue tints to the sky and curtains.