A look at this week's top-rated websites from StumbleUpon, recorded on April 1.

This week's selection includes a chart that shows you how much radiation you absorb from doing things like eating a banana or having an X-ray, a photo of Venezuela's awe-inspiring flat-topped, cliff-edged Mount Roraima, and a traditional Sydney townhouse with a designer rooftop pool, an article about a man and his unusual collection of pets, and an interactive 3D model of the solar system.

1. Radiation Dosage Chart

2. Mt Roraima, Brasil, Guyana and Venezuela

3. desire to inspire - desiretoinspire.net

4. Mizozo.com - News by you, for you and argued by you!

5. Interactive 3D model of Solar System Planets and Night Sky