Today, i will share with you what I thought was the the best projects on PlanetMineCraft.

#5
Coming in at number 5 is Bayview Heights - A Modern City By MammerJammer
It is 70% finished, but he made it all by himself. It is a modern city with  Skyscapers, Mountains, Bridges, and A bay.
Link to the map www.planetminecraft.com/project/first-minecraft-city-still-in-progress/

#4
Coming in at Number 4 is Pirate Island (MAP LINK!!!) By Heaven_Lord
It is an Island with mountains, houses, trees, and pirate ships all around it. The map has been used for many MInecraft Servers, Pvp, and other things.
Link to the map http://www.planetminecraft.com/project/pirate-island-625029/

#3
Coming in at number 3 is The Center Of Valhalla made by That Old Kid
A floating place taht can be used for server spawn for anything else
Link to the Map http://www.planetminecraft.com/project/center-of-valhalla-angle-block-app/

#2
Coming in at number 2 is the [1.8 Adventure] Drobnovian Knights I - an epic adventure map by azounstone
It is not finished yet but it will be publiished on june 26 2015. It will be an adventure map with hundreds of quests, epic scenery, and a huge map. it has many biomes and other things I hope it will be Awesome.
Link to the map http://www.planetminecraft.com/project/drobnovian-knights-i---an-epic-adventure-map/

#1
Coming in at number 1 is the J. R. R. Tolkien - Middle Earth by Divici
NOTE: Download link only for Rohan which include Edoras, Helm's Deep, Isengard, Dunharrow and Fangorn. 
Although it is not the entire middle earth it is still an amazing map from the Lord of the Rings. You can dowwnload the other parts of middle earth on Divici's PMC profile.
Link to the map www.planetminecraft.com/project/lord-of-the-rings---middle-earth/