King Solomon's Temple 953 BC. Built by King Solomon , David's son, following the detailed instructions by God Himself. It was destroyed by the Babalonians, rebuilt and destroyed a second time by the Romans in 70 AD
Solomon's pool found in ruins. God gave us the measurement of Pi long before man did. ~ 1Ki 7:23 KJV - And he made a molten sea, ten cubits from the one brim to the other: it was round all about, and his height was five cubits: and a line of thirty cubits did compass it round about.
The Western Wall, Jerusalem. According to what I've read, all letters addressed to God sent through the post, written prayers and all things of that nature are slotted into the cracks of this wall. This is a spot where many people from around the world come to pray and I personally find it quite breath taking to be honest.