There are the original 7 wonders, the new 7 wonders, and these 7 wonders: ancient man-made structures that amaze and inspire us with their complexity.

Here are 7 wondrous examples of epic modern ship design, all demonstrating that when it comes to innovation, technology and breadth of ambition, the best designs are the ones making waves.

We typically see burial places as solemn and sorrowful, but these seven amazing collections of human bones artistically remind us to embrace life every day.

From the awesome power of nature to her most eccentric phenomena and animal species, here are seventy natural wonders you have to see to believe.

Megaproject... even the word sounds big! These 7 amazing engineering wonders push the envelope of what can be accomplished on Earth - and someday, beyond.

Seven examples where the mystery is less about why these places were abandoned - but how there were people there in the first place.

Unbelievable as it may sound, there are those who track urban wonders of all kinds - from the narrowest to the most windy streets of the world and more.

From South Korea to North Korea, Cambodia to Thailand and Japan to Azerbaijan here are seven oriental and subcontinental abandoned cities and places.

Green architecture comes in many forms though lately it seems like these forms are stranger than ever.

The former Soviet Union has a complicated history that is told in part through some of its deserted infrastructure, from submarine bases to missile silos and more.