From geometrical faces carved by forces of nature to sleeping giants in the sea, these 18 strange yet amazing tricks of nature creatively mock man’s design.

Rooftop gardens give a view of nature, improve air quality, provide roof insulation, delay storm water runoff and increase natural habitat spaces for birds.

Rainforest treetop walks are not for the faint of heart or those fearful of heights, but incredibly amazing adventures for those who dare to take the walk.

Though sandy, palm-framed beaches dominate the calendar industry and the imaginations of tourists, the world's rocky, rugged coastlines are no less stunning

Tucked away in the Georgetown district of Washington, D.C. is a 16-acre treasure, rich with history and botanical surprises, Dumbarton Oaks gardens.

These natural places feel like they belong far away from city life, yet they are surprisingly near some of the world's greatest cities.

There are many eco-friendly ways to approach pest control whether the problem is slugs on your patio or a snake in the pool, no need to rely on harsh chemicals.

A magical sunset can take your breath away. Some photographers are able to capture and even enhance the beauty of a sunset through HDR photography.

A look at 15 of the world's largest organisms, from whales to bears and elephants; even trees are included.

A look at some of nature's most intelligent, social, and organized animals - ones that might seem more human than human in some ways.

Some historic structures, like Angkor Wat in Cambodia or the pyramids in Egypt, draw hundreds of thousands of tourists. Others have been reclaimed by nature.

Landfills don't have to remain steaming heaps of smelly rubbish. Take these ten former trash heaps that are now characterized by abundant green and diverse wildlife.

A look at stunning temples and monuments built into massive, natural caves.

A look at ten of the world's most beautiful caves.

These animals, whether they were invited, invading, or simply curious, have found their way, unexpectedly, into urban areas.