I love mountains. Some of my dear ones say that this is only because they resemble histograms, which I love more. Not true (ha ha), but I must agree that visualizations done properly brings plenty of satisfaction. Histograms, when prepared
Simple hack to improve data clustering visualizations

Here is how to make your data clusters look pretty in no time (with python and matplotlib), with one-liner code hack. I wanted to visualize in python and matplotlib the data clusters returned by clustering algorithms such as K-means (sklearn.cluster.KMeans)