"Atolls. A coral island commonly consists of a narrow rim of reef, surrounding a lagoon." -Dana, 1880

Coral Island of Atoll

"Atolls. A coral island commonly consists of a narrow rim of reef, surrounding a lagoon." -Dana, 1880

"represents a section of an island, from the ocean (o) to the lagoon (l). On the ocean side, from o to a, there is shallow water for some distance out; and where not too deep, the bottom is covered here and there with growing corals. Between a and b there is a platform of coral rock, mostly bare at low tide, but covered at high ... b to d is the wooded portion of the island. The whole width (is) from the beach (b) to the lagoon (c)." -Dana, 1880

Section of Coral Island of an Atoll

"represents a section of an island, from the ocean (o) to the lagoon (l). On the ocean side, from o…

A field of coffee and tobacco in Puerto Rico.

Coffee and Tobacco Lands

A field of coffee and tobacco in Puerto Rico.

Dressed in scarlet, and carrying the banner of the expedition, Columbus landed. He was followed by a priest with a cross and the men of the ships. All knelt upon the sandy shore and thanked God for his goodness. Then Columbus took possession of the land in the name of the sovereigns of Spain, Ferdinand and Isabella.

Columbus Discovering Land

Dressed in scarlet, and carrying the banner of the expedition, Columbus landed. He was followed by a…

Elephants are mammals, and the largest living land animals.

Elephant

Elephants are mammals, and the largest living land animals.

An extreme form of a compressed foot, typically seen in the deer and ox. It is useful for land transit.

Compressed Foot

An extreme form of a compressed foot, typically seen in the deer and ox. It is useful for land transit.

The foot of a frog, which is useful in and out of water.

Frog Foot

The foot of a frog, which is useful in and out of water.

The foot of an otter, which is serviceable in and out of the water.

Otter Foot

The foot of an otter, which is serviceable in and out of the water.

Odin lets Frey, the god of sunshine, sit in his throne. While he looks across the land, he sees Gerda, a giantess, and falls in love with her.

Frey Sitting in Odin's Throne

Odin lets Frey, the god of sunshine, sit in his throne. While he looks across the land, he sees Gerda,…

This is a versatile wire gate, witch the common purpose of dividing a piece of land.

Wire Gate

This is a versatile wire gate, witch the common purpose of dividing a piece of land.

An agricultural tool used for flattening land and breaking up large pieces of dirt.

Iron Roller

An agricultural tool used for flattening land and breaking up large pieces of dirt.

An illustration of a Galapagos land lizard.

Galapagos land lizard

An illustration of a Galapagos land lizard.

The Great Seal of the State of Minnesota. The seal depicts a farmer plowing as a Native American rides by horseback. Above, the state motto reads, 'L'etoile du nord' meaning "Star of the North."

Seal of Minnesota

The Great Seal of the State of Minnesota. The seal depicts a farmer plowing as a Native American rides…

"On rolling land it is better to use one that has 3 sections with 6 to 10 wheels per section."—The Federal Digest, 1921

16-Wheel Sub-Surface Packer

"On rolling land it is better to use one that has 3 sections with 6 to 10 wheels per section."—The…

A scene of Perryville, Kentucky.

Perryville

A scene of Perryville, Kentucky.

The great low plain of North America lies between the Atlantic system on the east and the Pacific system of the west.

Plains

The great low plain of North America lies between the Atlantic system on the east and the Pacific system…

Land before and after ploughing.

Ploughing

Land before and after ploughing.

An agricultural tool used for flattening land and breaking up large pieces of dirt.

Press-Wheel Roller

An agricultural tool used for flattening land and breaking up large pieces of dirt.

Generally inhabiting Europe, the land-rail is also known as the corn-crake. It averages about seven inches in length.

Land Rail

Generally inhabiting Europe, the land-rail is also known as the corn-crake. It averages about seven…

Plots of land reserved for use as a military defensive position.

Roman Camp

Plots of land reserved for use as a military defensive position.

A scene where two people are plowing their land.

Plowing Scene

A scene where two people are plowing their land.