Arenal Volcano (1633m), which has been producing huge ash columns, massive explosions and glowing red lava flows almost everyday since 1968.

The Potala, a massive complex that was once the winter palace for the Dalai Lamas and the seat of the Tibetan Government, towering over a small lake in Lhasa.

Detail of a bas-relief of Persian guards with animal offerings in the massive and magnificent palace complex of Persepolis, the summer capital of the Achaemenid Empire.

Chile, Easter Island, Ahu Tongariki. Fifteen huge Moai stand with their backs to the ocean. This Ahu was restored by archaeologists after it was completely destroyed in 1960 by a massive tidal wave

The base camp hut Eqi Sermia which was used by the French Polar Expeditions from 1948 to 1953, is dwarfed by a massive iceberg, Disko Bay.

Frank Slide massive rockslide of limestone from Turtle Mountain that buried town in 1903, Crowsnest Pass, southern Alberta, Rockies, Canada, North America

Chile, Easter Island, Ahu Tongariki. Fifteen huge Moai stand with their backs to the ocean. This Ahu was restored by archaeologists after it was completely destroyed in 1960 by a massive tidal wave

The 18 metre high Colossi of Memnon survey the landscape on the West Bank of Luxor. These massive statues at the temple of Amenophis III have attracted tourists since ancient times

Volcanoe reflected in alpine pond Salar de Surire National Park With elevations ranging upwards from 4200 m 13776 ft above sea level this monument is characterized by its massive salt deposits and high altitude ecosystems CHILE Norte

The Law of Gortyna, massive stone tablets dating from the 5th century BC, Gortyn, island of Crete, Greece, Mediterranean, Europe

Chile, Easter Island, Ahu Tongariki. Fifteen huge Moai stand with their backs to the ocean. This Ahu was restored by archaeologists after it was completely destroyed in 1960 by a massive tidal wave

The Law of Gortyna, massive stone tablets dating from the 5th century BC, Gortyn, island of Crete, Greece, Mediterranean, Europe

Small shrimp like crustaceans called Krill Euphausia sp occur in massive numbers Krill is a significant food base in the ocean feeding sea birds fishes and whales California Pacific Ocean

A massive stone moai ancestral spirit figure stands far from the quarry mountain seen in the background where it was carved Easter Island Chile

The original site of the Capuchins in Prague where Church of Our Lady stands inside the walls of the Capuchin monastery at the Loreto near the Prague Castle. Adjoining it is the massive Baroque Loreto of the Counter-Reformation. Czech Republic

Chile, Easter Island, Ahu Tongariki. Fifteen huge Moai stand with their backs to the ocean. This Ahu was restored by archaeologists after it was completely destroyed in 1960 by a massive tidal wave

Yosemite National Park El Capitan rockface with managed forest fire California USA United States of America north Fires are started intentionally to protect against massive forest fires and to encourage growth of indigenous trees paricularly giant sequoia

Oblique view of a fluted column of the central hall in the Apadana Palace, in the massive and magnificent palace complex of Persepolis, the summer capital of the Achaemenid Empire.

The shallow south end of the Dead Sea where salt deposits left by massive evaporation are mined, with Jordan in the distance, Israel, Middle East

The Colossi of Memnon are two massive stone statues of Pharaoh Amenhotep III. For the past 3400 years they have stood in the Theban necropolis, across the River Nile from the modern city of Luxor.The twin statues depict Amenhotep III (14th century BC)

Chile, Easter Island, Ahu Tongariki. Fifteen huge Moai stand with their backs to the ocean. This Ahu was restored by archaeologists after it was completely destroyed in 1960 by a massive tidal wave

Chile, Easter Island, Ahu Tongariki. Fifteen huge Moai stand with their backs to the ocean. This Ahu was restored by archaeologists after it was completely destroyed in 1960 by a massive tidal wave

A young woman meditates next to a massive moss-covered oldgrowth Douglas fir tree in Cathedral Grove, in MacMillan Provincial Park on Vancouver Island, British Columbia, Canada.

Detail of part of Lyttelton Harbour, the main port for Christchurch is joined to the city through a massive tunnel that goes under the surrounding mountains.

Niagara Falls (Horseshoe Falls) in Ontario. The world's most famous falls span 323 metres in length and stand 57 metres tall. A massive 600,000 litres of water pour over every second.

The massive columns in the hypostyle hall. The temple of Karnak was known as Ipet-isut by the ancient Egyptians. It is a city of temples built over 2000 years and dedicated to the Theben triad of Amun, Mut and Khonsu. Old Thebes. Luxor city. Egypt