The interiors of the islands vary from steep mountains to low hills.

Part of the Ring of Fire, a region of the world subject to earthquakes and volcanic eruptions, Colombia is dominated by the Andes (which contain the majority of the country's urban centres).

The island consists of two roughly round portions centred on volcanic mountains and connected by a short isthmus named after the small town of Taravao, situated there.

Volcanic ash disrupted air travel.

These are volcanic stones laid by hand.

In the past two centuries, human activities have seriously altered the global carbon cycle, most significantly in the atmosphere.

The island is part of the municipality of Teguise on Lanzarote.

It has uneven bottom covered with boulders of volcanic rock.

In the southern hemisphere there are impact craters, there are volcanic craters.

The two main mountain ranges are the Bakhuys Mountains and the Van Asch Van Wijck Mountains.

Hydrocarbons (such as coal, petroleum, and natural gas) contain carbon as well.

I climb mountains.

Poland has 70 mountains over in elevation, all in the Tatras.

The only abrupt worldwide change would have been major asteroid impacts or volcanic super eruptions.

This broad cone is then filled with volcanic ash and materials.

This is clearly demonstrated by two eruptions, Agung (1963) and El Chichón (1982).

The prefecture is enclosed by mountain ranges with the Hira Mountains and Mount Hiei in the west, the Ibuki Mountains in the northeast, and the Suzuka Mountains in the southeast.

There are also fresh water glaciers in the Canadian Rockies and the Coast Mountains.

And when you see mountains, remember mountains can be moved.

Other major ranges include the Ibuki Mountains and the Yōrō Mountains.

Human activities greatly increase the flux of sulfur to the atmosphere, some of which is transported globally.

We see mountains in the distance.

We create mountains of waste.

I was in the mountains.

Tom loves to climb mountains.

Mountains of central Europe.

The Revillagigedo Islands (, ) or Revillagigedo Archipelago are a group of four volcanic islands in the Pacific Ocean, known for their unique ecosystem.

Morne Trois Pitons National Park is a tropical forest blended with scenic volcanic features.

The volcanic rocks present from the prior eruptions feature olivine and have a small presence of hornblende.

They were tired of sacred hills.

Beit Baws Perched on the Mountains.

Faith can move mountains.

He cuts down trees in the mountains.

She used to go mountain climbing with him.

I have always liked the mountains.

Do you like roller coasters?

Belief can move mountains.

Mountains of central Japan.

Roller coasters Amusement parks often feature multiple roller coasters of primarily timber or steel construction.

Most of San Diego between the coast and the Laguna Mountains consists of hills, mesas, and small canyons.

In 1858 the great silver rush began in Napa Valley, and miners flocked to the eastern hills.

Scattered, low mountain ranges surround the valley McDowell Mountains to the northeast, the White Tank Mountains to the west, the Superstition Mountains far to the east, and the Sierra Estrella to the southwest.

There are 800 different languages in the highlands.

Today's event you might call How Mountains Teach.

Do you prefer the romance of a mountain landscape?