PIX4632784: Ichthyostega - Devonian tetrapods - View of atist depicting two Ichthyostega, tetrapods, 385 million years ago, to the upper Devonian. Half-fish, half-terrestrial animal, the Ichthyostega was about 1 metre long. Between them are represented in the water several trilobites and in the background a Bothriolepis. The vegetation consists mainly of ferns and archaeopteris, considered the first trees. A pair of four - limbed, Upper Devonian vertebrate animals of the genus Ichthyostega confront one another 365 million years ago at the edge of a freshwater pond. Basically half fish, half land animal, these tetrapods are each about three feet long. Between them in the water are several marine arthropods known as trilobites. Further beyond in the water is a 12 inch long Bothriolepis. Most of the plant life is varieties of fern, including the tall trees known as Archaeopteris / Bridgeman Images
YOU4419853: View of the church Saint Louis des Invalides in Paris, French Baroque architecture, initially chapel of the hotel des Invalides commissioned by Louis XIV, built by Jules Hardouin Mansart (Hardouin-Mansart) (1646-1708), superintendent of the king's buildings, architect of the castle of Versailles, it houses the tomb of Napoleon 1er - Photography, KIM Youngtae / Bridgeman Images