The Acropolis Museum is the most visited museum in Athens, with more than 1.5M visitors per year.

1. Byzantine and Christian Museum
   
2. Benaki Museum of Islamic Art
   
3. Pandora Art Gallery

1. Statue of Athena | National Archeological Museum 
   
2. South Metope of Parthenon | Acropolis Museum
   
3. Hermes and the Infant Dionysus | Ancient Olympia Archeological Museum

1. National Observatory of Athens
   
2. Museum of Anatomy
   
3. Zoological Museum of the University of Athens (ZMUA)

Entry to the Delphi Archeological Museum would set you back EUR 89, while the Museum of Illusions charges around EUR 10 for entry.

Usually children below a certain age, EU citizens, and students with valid ID proof can avail discounts on Athens museum tickets.

1. Ziller – Loverdos Museum
   
2. Museum of Greek Folk Musical Instruments
   
3. Museum of the Athens-Piraeus Electric Railways

1. The Jewish Museum of Greece
   
2. War Museum
   
3. Museum Herakleidon
   
4. Numismatic Museum

There are usually no age limits to enter museums. Certain exhibits deemed inappropriate for children might be off-limits, but children are allowed entry into museums. Usually, children below 16 have to be accompanied by an adult.

Museums in Athens generally aim to cater to all audiences. Different museums have setups in place to address the following disabilities:

Athens museums do not enforce any dress codes. It is advisable to dress comfortably and modestly, while being respectful of the local culture.

Yes, visiting a museum in Athens would take atleast 3-4 hours, a lot of which would involve moving from one exhibit to another. Do make sure to wear comfortable shoes for the outing.