272. It has been remarked that the greatest altitude at which bananas and other palm-trees grow in America is about 3280 feet above the level of the sea ([Frontispiece, Fig. 48]): that in the torrid zone, the superior limits of oaks is about 10,500 feet ([49]), of pines 12,000 feet ([50]), and of lichen plants 18,225 feet ([51]). The American travellers, Messrs. Humboldt and Bonpland, on the twenty-third of June, 1802, ascended the mountain of Chimborazo to the height of 19,400 feet ([52]). The highest flight that has been remarked of the South American vulture, called the condor, was 21,000 feet ([53]). M. Lussac, on the 16th of September, 1804, ascended in a balloon from Paris, to the height of 22,900 feet. In Switzerland, the limit of perpetual snow is above the altitude of 9000 feet ([54]).
Height of the Principle Mountains.
British Islands.
| Scotland | Ben Nevis, Inverness-shire | 1 | 4380 |
| Ben Lawers, Perthshire | 2 | 4051 | |
| England | Skiddaw, Cumberland | 3 | 3530 |
| Cross Fell, Cumberland | 4 | 3390 | |
| Helvellyn, Cumberland | 5 | 3324 | |
| Wharnside, Yorkshire | 6 | 2480 | |
| Ingleborough, Yorkshire | 7 | 2380 | |
| Wales | Snowdon, Caernarvonshire | 8 | 3568 |
| Cader Idris, Merionethshire | 9 | 3550 | |
| Ireland | Macgillicuddy’s Reeks, Kerry | 10 | 3404 |
| Sleibh-Dorin, Londonderry | 11 | 3150 |
Continent of Europe.
| France | Mont d’Or, Auvergne | 12 | 6707 |
| Puy de Sausi, Auvergne | 13 | 6700 | |
| Pyrenees | Mont Perdu, the highest of the Pyrenees | 14 | 11,283 |
| Le Pic Blanc, Spain | 15 | 10,205 | |
| Alps | Loucira | 16 | 14,451 |
| Loupilon | 17 | 14,144 | |
| Switzerland | Mont Blanc, highest mountain in Europe | 18 | 15,680 |
| Mont Rosa | 19 | 15,555 | |
| Mont St. Gothard | 20 | 10,014 | |
| Italy | Mont Cimone | 21 | 6401 |
| Vesuvius | 22 | 3900 | |
| Germany | Ortler-Spitze, Tyrol | 23 | 15,430 |
| Ostelle, Saltzburg | 24 | 12,800 | |
| Carpathian Mountains, highest summit | 25 | 8640 | |
| Lomnitz Peak | 26 | 8640 | |
| Sweden | Areskutan, Jempland | 27 | 6180 |
Islands.
| Teneriffe | Peak of Teneriffe | 28 | 12,236 |
| Sicily | Ætna | 29 | 10,963 |
| Jamaica | Blue Mountains | 30 | 7431 |
| Iceland | Snæfiel | 31 | 6860 |
| Hecla | 32 | 4900 |
Asia.
| India | Dhawalgeri in Nepaul | 46 | 27,667 |
| Mountains of Thibet | 47 | 23,262 | |
| Turkey | Mount Lebanon, estimated at | 33 | 9520 |
| in Asia | Mount Ararat, estimated at | 34 | 9500 |
| Mount Ida | 35 | 4960 |