The top five
of what are highest mountains
in Oceania - meters:

1. 5030 Puncak Jaya
2. 4730 Puncak Tricora
3. 4700 Puncak Mandala
4. 4595 Puncak Yamin
5. 4509 Mount Wilhelm
 

The top five
of what are biggest lakes
In Oceania-  km2:

1. 8900 Lake Eyre
2. 5780 Lake Torrens
3  4700 Lake Gairdner
4. 3390 Lake Mackay
5. 2400 Lake Frome

The top five
of what are largest rivers
In Oceania -  km

1. 3750 Murray-Darling
2. 2739 Darling
3. 2589 Murray
4. 1690 Murrumbidgee
5. 1480 Lachlan

The top five
of what are biggest islands
in Oceania - km2

1. 808510 New Guinea
2. 151215 South Island NZ
3.  115777 North Island NZ
4.    67800 Tasmania
5.    36500 New Britain

The top five of what are biggest cities in Oceania
 - in million population

1. 4.3 Sydney
2. 3.8 Melbourne
3. 1.8 Brisbane
4. 1.5 Perth
5. 1.2 Adelaide