Colonial era Stone- Arch bridge in Hillsborough, NH built without any mortar sustained solely by the expert shaping of its arch stones.

An agouti (Dasyprocta sp.) looking for food on the ground in the Amazon rainforest. Biodiversity in the Amazon rainforest is threatened by human activity, including deforestation for agriculture and climate change. Filmed in Para, Brazil.

The Snake River flows through Summit County, Colorado near the Keystone Ski area. The scenery along its banks is spectacular however, it carries residue and heavy metals from the early days of mining in this area of the United States.

Eurasian beaver (Castor fiber) swimming in a calm river in Wales, UK. The beaver was hunted to extinction in Great Britain by the mid-16th century. In the 21st century several breeding pairs have been reintroduced to suitable sites, where they are starting to establish themselves. Beavers naturally dam rivers, slowing water flow and providing a habitat for other animals. The wetlands they create can also absorb excess water, helping to prevent downstream flooding after spells of heavy rain. The beaver feeds on vegetation both in and around the water.

Eurasian beaver (Castor fiber) swimming in a calm river in Wales, UK. The beaver was hunted to extinction in Great Britain by the mid-16th century. In the 21st century several breeding pairs have been reintroduced to suitable sites, where they are starting to establish themselves. Beavers naturally dam rivers, slowing water flow and providing a habitat for other animals. The wetlands they create can also absorb excess water, helping to prevent downstream flooding after spells of heavy rain. The beaver feeds on vegetation both in and around the water.

LOS ANGELES, CALIFORNIA - JULY 8, 2023: Keystone Freight Corp. trailer truck displays logo reflecting the robust logistics and freight services provided by the company in Los Angeles California. The Keystone Freight Corp. truck represents a crucial part of the goods distribution network facilitating the movement of products across regions. Such vehicles are essential for delivering items from manufacturers to distributors, retailers and consumers, showcasing the importance of long-haul trucking in supporting various industries.

Mount Rushmore National Memorial, South Dakota

Eurasian beaver (Castor fiber) swimming in a calm river in Wales, UK. The beaver was hunted to extinction in Great Britain by the mid-16th century. In the 21st century several breeding pairs have been reintroduced to suitable sites, where they are starting to establish themselves. Beavers naturally dam rivers, slowing water flow and providing a habitat for other animals. The wetlands they create can also absorb excess water, helping to prevent downstream flooding after spells of heavy rain. The beaver feeds on vegetation both in and around the water.

Eurasian beaver (Castor fiber) swimming in a pond. The beaver was hunted to extinction in Britain by the early 16th century. It has been reintroduced in the early 21st century, and populations are re-establishing. Filmed in Wales, UK.

The Mount Rushmore National Memorial is centered on a colossal sculpture carved into the granite face of a mountain in the Black Hills near Keystone, South Dakota. Sculptor Gutzon Borglum designed the sculpture, called Shrine of Democracy. He oversaw the project's execution from 1927 to 1941 with the help of his son, Lincoln Borglum. The sculpture features the 60-foot-tall heads of four United States presidents: George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln. Mount Rushmore attracts more than two million visitors annually.

The Mount Rushmore National Memorial is centered on a colossal sculpture carved into the granite face of a mountain in the Black Hills near Keystone, South Dakota. Sculptor Gutzon Borglum designed the sculpture, called Shrine of Democracy. He oversaw the project's execution from 1927 to 1941 with the help of his son, Lincoln Borglum. The sculpture features the 60-foot-tall heads of four United States presidents: George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln. Mount Rushmore attracts more than two million visitors annually.

Aerial drone view looking down on a pond created by a Eurasian beaver (Castor fiber) in Wales, UK. The beaver was hunted to extinction in Great Britain by the mid-16th century. In the 21st century several breeding pairs have been reintroduced to suitable sites, where they are starting to establish themselves. Beavers naturally dam rivers, slowing water flow and providing a habitat for other animals. The wetlands they create can also absorb excess water, helping to prevent downstream flooding after spells of heavy rain. The beaver feeds on vegetation both in and around the water.

Aerial drone view flying over a pond created by a Eurasian beaver (Castor fiber) in Wales, UK. The beaver was hunted to extinction in Great Britain by the mid-16th century. In the 21st century several breeding pairs have been reintroduced to suitable sites, where they are starting to establish themselves. Beavers naturally dam rivers, slowing water flow and providing a habitat for other animals. The wetlands they create can also absorb excess water, helping to prevent downstream flooding after spells of heavy rain. The beaver feeds on vegetation both in and around the water.

The Mount Rushmore National Memorial is centered on a colossal sculpture carved into the granite face of a mountain in the Black Hills near Keystone, South Dakota. Sculptor Gutzon Borglum designed the sculpture, called Shrine of Democracy. He oversaw the project's execution from 1927 to 1941 with the help of his son, Lincoln Borglum. The sculpture features the 60-foot-tall heads of four United States presidents: George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln. Mount Rushmore attracts more than two million visitors annually.

The Mount Rushmore National Memorial is centered on a colossal sculpture carved into the granite face of a mountain in the Black Hills near Keystone, South Dakota. Sculptor Gutzon Borglum designed the sculpture, called Shrine of Democracy. He oversaw the project's execution from 1927 to 1941 with the help of his son, Lincoln Borglum. The sculpture features the 60-foot-tall heads of four United States presidents: George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln. Mount Rushmore attracts more than two million visitors annually.

The Mount Rushmore National Memorial is centered on a colossal sculpture carved into the granite face of a mountain in the Black Hills near Keystone, South Dakota. Sculptor Gutzon Borglum designed the sculpture, called Shrine of Democracy. He oversaw the project's execution from 1927 to 1941 with the help of his son, Lincoln Borglum. The sculpture features the 60-foot-tall heads of four United States presidents: George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln. Mount Rushmore attracts more than two million visitors annually.